70406180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{937}}^1$

素因数の和:993

約数の個数: 72

約数和(自身を含む): 169324008

約数和(自身を除く): 98917828

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 289, 340, 442, 578, 884, 937, 1105, 1156, 1445, 1874, 2210, 2890, 3748, 3757, 4420, 4685, 5780, 7514, 9370, 12181, 15028, 15929, 18740, 18785, 24362, 31858, 37570, 48724, 60905, 63716, 75140, 79645, 121810, 159290, 207077, 243620, 270793, 318580, 414154, 541586, 828308, 1035385, 1083172, 1353965, 2070770, 2707930, 3520309, 4141540, 5415860, 7040618, 14081236, 17601545, 35203090, 70406180]

約数ペア:

[(1, 70406180), (2, 35203090), (4, 17601545), (5, 14081236), (10, 7040618), (13, 5415860), (17, 4141540), (20, 3520309), (26, 2707930), (34, 2070770), (52, 1353965), (65, 1083172), (68, 1035385), (85, 828308), (130, 541586), (170, 414154), (221, 318580), (260, 270793), (289, 243620), (340, 207077), (442, 159290), (578, 121810), (884, 79645), (937, 75140), (1105, 63716), (1156, 60905), (1445, 48724), (1874, 37570), (2210, 31858), (2890, 24362), (3748, 18785), (3757, 18740), (4420, 15929), (4685, 15028), (5780, 12181), (7514, 9370)]