31066750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 69713280

約数和(自身を除く): 38646530

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 79, 110, 121, 125, 130, 143, 158, 242, 250, 275, 286, 325, 395, 550, 605, 650, 715, 790, 869, 1027, 1210, 1375, 1430, 1573, 1625, 1738, 1975, 2054, 2750, 3025, 3146, 3250, 3575, 3950, 4345, 5135, 6050, 7150, 7865, 8690, 9559, 9875, 10270, 11297, 15125, 15730, 17875, 19118, 19750, 21725, 22594, 25675, 30250, 35750, 39325, 43450, 47795, 51350, 56485, 78650, 95590, 108625, 112970, 124267, 128375, 196625, 217250, 238975, 248534, 256750, 282425, 393250, 477950, 564850, 621335, 1194875, 1242670, 1412125, 2389750, 2824250, 3106675, 6213350, 15533375, 31066750]

約数ペア:

[(1, 31066750), (2, 15533375), (5, 6213350), (10, 3106675), (11, 2824250), (13, 2389750), (22, 1412125), (25, 1242670), (26, 1194875), (50, 621335), (55, 564850), (65, 477950), (79, 393250), (110, 282425), (121, 256750), (125, 248534), (130, 238975), (143, 217250), (158, 196625), (242, 128375), (250, 124267), (275, 112970), (286, 108625), (325, 95590), (395, 78650), (550, 56485), (605, 51350), (650, 47795), (715, 43450), (790, 39325), (869, 35750), (1027, 30250), (1210, 25675), (1375, 22594), (1430, 21725), (1573, 19750), (1625, 19118), (1738, 17875), (1975, 15730), (2054, 15125), (2750, 11297), (3025, 10270), (3146, 9875), (3250, 9559), (3575, 8690), (3950, 7865), (4345, 7150), (5135, 6050)]