86986900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 216

約数和(自身を含む): 258594560

約数和(自身を除く): 171607660

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 50, 52, 55, 65, 70, 77, 79, 91, 100, 110, 121, 130, 140, 143, 154, 158, 175, 182, 220, 242, 260, 275, 286, 308, 316, 325, 350, 364, 385, 395, 455, 484, 550, 553, 572, 605, 650, 700, 715, 770, 790, 847, 869, 910, 1001, 1027, 1100, 1106, 1210, 1300, 1430, 1540, 1573, 1580, 1694, 1738, 1820, 1925, 1975, 2002, 2054, 2212, 2275, 2420, 2765, 2860, 3025, 3146, 3388, 3476, 3575, 3850, 3950, 4004, 4108, 4235, 4345, 4550, 5005, 5135, 5530, 6050, 6083, 6292, 7150, 7189, 7700, 7865, 7900, 8470, 8690, 9100, 9559, 10010, 10270, 11011, 11060, 11297, 12100, 12166, 13825, 14300, 14378, 15730, 16940, 17380, 19118, 20020, 20540, 21175, 21725, 22022, 22594, 24332, 25025, 25675, 27650, 28756, 30415, 31460, 35945, 38236, 39325, 42350, 43450, 44044, 45188, 47795, 50050, 51350, 55055, 55300, 56485, 60830, 66913, 71890, 78650, 79079, 84700, 86900, 95590, 100100, 102700, 110110, 112970, 121660, 124267, 133826, 143780, 152075, 157300, 158158, 179725, 191180, 220220, 225940, 238975, 248534, 267652, 275275, 282425, 304150, 316316, 334565, 359450, 395395, 477950, 497068, 550550, 564850, 608300, 621335, 669130, 718900, 790790, 869869, 955900, 1101100, 1129700, 1242670, 1338260, 1581580, 1672825, 1739738, 1976975, 2485340, 3106675, 3345650, 3479476, 3953950, 4349345, 6213350, 6691300, 7907900, 8698690, 12426700, 17397380, 21746725, 43493450, 86986900]

約数ペア:

[(1, 86986900), (2, 43493450), (4, 21746725), (5, 17397380), (7, 12426700), (10, 8698690), (11, 7907900), (13, 6691300), (14, 6213350), (20, 4349345), (22, 3953950), (25, 3479476), (26, 3345650), (28, 3106675), (35, 2485340), (44, 1976975), (50, 1739738), (52, 1672825), (55, 1581580), (65, 1338260), (70, 1242670), (77, 1129700), (79, 1101100), (91, 955900), (100, 869869), (110, 790790), (121, 718900), (130, 669130), (140, 621335), (143, 608300), (154, 564850), (158, 550550), (175, 497068), (182, 477950), (220, 395395), (242, 359450), (260, 334565), (275, 316316), (286, 304150), (308, 282425), (316, 275275), (325, 267652), (350, 248534), (364, 238975), (385, 225940), (395, 220220), (455, 191180), (484, 179725), (550, 158158), (553, 157300), (572, 152075), (605, 143780), (650, 133826), (700, 124267), (715, 121660), (770, 112970), (790, 110110), (847, 102700), (869, 100100), (910, 95590), (1001, 86900), (1027, 84700), (1100, 79079), (1106, 78650), (1210, 71890), (1300, 66913), (1430, 60830), (1540, 56485), (1573, 55300), (1580, 55055), (1694, 51350), (1738, 50050), (1820, 47795), (1925, 45188), (1975, 44044), (2002, 43450), (2054, 42350), (2212, 39325), (2275, 38236), (2420, 35945), (2765, 31460), (2860, 30415), (3025, 28756), (3146, 27650), (3388, 25675), (3476, 25025), (3575, 24332), (3850, 22594), (3950, 22022), (4004, 21725), (4108, 21175), (4235, 20540), (4345, 20020), (4550, 19118), (5005, 17380), (5135, 16940), (5530, 15730), (6050, 14378), (6083, 14300), (6292, 13825), (7150, 12166), (7189, 12100), (7700, 11297), (7865, 11060), (7900, 11011), (8470, 10270), (8690, 10010), (9100, 9559)]