65815970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 134873856

約数和(自身を除く): 69057886

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 103, 110, 157, 185, 206, 314, 370, 407, 515, 785, 814, 1030, 1133, 1570, 1727, 2035, 2266, 3454, 3811, 4070, 5665, 5809, 7622, 8635, 11330, 11618, 16171, 17270, 19055, 29045, 32342, 38110, 41921, 58090, 63899, 80855, 83842, 127798, 161710, 177881, 209605, 319495, 355762, 419210, 598327, 638990, 889405, 1196654, 1778810, 2991635, 5983270, 6581597, 13163194, 32907985, 65815970]

約数ペア:

[(1, 65815970), (2, 32907985), (5, 13163194), (10, 6581597), (11, 5983270), (22, 2991635), (37, 1778810), (55, 1196654), (74, 889405), (103, 638990), (110, 598327), (157, 419210), (185, 355762), (206, 319495), (314, 209605), (370, 177881), (407, 161710), (515, 127798), (785, 83842), (814, 80855), (1030, 63899), (1133, 58090), (1570, 41921), (1727, 38110), (2035, 32342), (2266, 29045), (3454, 19055), (3811, 17270), (4070, 16171), (5665, 11618), (5809, 11330), (7622, 8635)]