65669320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1318

約数の個数: 64

約数和(自身を含む): 157852800

約数和(自身を除く): 92183480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 568, 710, 760, 1217, 1349, 1420, 2434, 2698, 2840, 4868, 5396, 6085, 6745, 9736, 10792, 12170, 13490, 23123, 24340, 26980, 46246, 48680, 53960, 86407, 92492, 115615, 172814, 184984, 231230, 345628, 432035, 462460, 691256, 864070, 924920, 1641733, 1728140, 3283466, 3456280, 6566932, 8208665, 13133864, 16417330, 32834660, 65669320]

約数ペア:

[(1, 65669320), (2, 32834660), (4, 16417330), (5, 13133864), (8, 8208665), (10, 6566932), (19, 3456280), (20, 3283466), (38, 1728140), (40, 1641733), (71, 924920), (76, 864070), (95, 691256), (142, 462460), (152, 432035), (190, 345628), (284, 231230), (355, 184984), (380, 172814), (568, 115615), (710, 92492), (760, 86407), (1217, 53960), (1349, 48680), (1420, 46246), (2434, 26980), (2698, 24340), (2840, 23123), (4868, 13490), (5396, 12170), (6085, 10792), (6745, 9736)]