82580080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:503

約数の個数: 120

約数和(自身を含む): 222642000

約数和(自身を除く): 140061920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 176, 190, 209, 220, 242, 304, 380, 418, 440, 449, 484, 605, 760, 836, 880, 898, 968, 1045, 1210, 1520, 1672, 1796, 1936, 2090, 2245, 2299, 2420, 3344, 3592, 4180, 4490, 4598, 4840, 4939, 7184, 8360, 8531, 8980, 9196, 9680, 9878, 11495, 16720, 17062, 17960, 18392, 19756, 22990, 24695, 34124, 35920, 36784, 39512, 42655, 45980, 49390, 54329, 68248, 79024, 85310, 91960, 93841, 98780, 108658, 136496, 170620, 183920, 187682, 197560, 217316, 271645, 341240, 375364, 395120, 434632, 469205, 543290, 682480, 750728, 869264, 938410, 1032251, 1086580, 1501456, 1876820, 2064502, 2173160, 3753640, 4129004, 4346320, 5161255, 7507280, 8258008, 10322510, 16516016, 20645020, 41290040, 82580080]

約数ペア:

[(1, 82580080), (2, 41290040), (4, 20645020), (5, 16516016), (8, 10322510), (10, 8258008), (11, 7507280), (16, 5161255), (19, 4346320), (20, 4129004), (22, 3753640), (38, 2173160), (40, 2064502), (44, 1876820), (55, 1501456), (76, 1086580), (80, 1032251), (88, 938410), (95, 869264), (110, 750728), (121, 682480), (152, 543290), (176, 469205), (190, 434632), (209, 395120), (220, 375364), (242, 341240), (304, 271645), (380, 217316), (418, 197560), (440, 187682), (449, 183920), (484, 170620), (605, 136496), (760, 108658), (836, 98780), (880, 93841), (898, 91960), (968, 85310), (1045, 79024), (1210, 68248), (1520, 54329), (1672, 49390), (1796, 45980), (1936, 42655), (2090, 39512), (2245, 36784), (2299, 35920), (2420, 34124), (3344, 24695), (3592, 22990), (4180, 19756), (4490, 18392), (4598, 17960), (4840, 17062), (4939, 16720), (7184, 11495), (8360, 9878), (8531, 9680), (8980, 9196)]