156913123880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{555091}}^1$

素因数の和:555330

約数の個数: 64

約数和(自身を含む): 364495610880

約数和(自身を除く): 207582487000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 191, 296, 370, 382, 740, 764, 955, 1480, 1528, 1910, 3820, 7067, 7640, 14134, 28268, 35335, 56536, 70670, 141340, 282680, 555091, 1110182, 2220364, 2775455, 4440728, 5550910, 11101820, 20538367, 22203640, 41076734, 82153468, 102691835, 106022381, 164306936, 205383670, 212044762, 410767340, 424089524, 530111905, 821534680, 848179048, 1060223810, 2120447620, 3922828097, 4240895240, 7845656194, 15691312388, 19614140485, 31382624776, 39228280970, 78456561940, 156913123880]

約数ペア:

[(1, 156913123880), (2, 78456561940), (4, 39228280970), (5, 31382624776), (8, 19614140485), (10, 15691312388), (20, 7845656194), (37, 4240895240), (40, 3922828097), (74, 2120447620), (148, 1060223810), (185, 848179048), (191, 821534680), (296, 530111905), (370, 424089524), (382, 410767340), (740, 212044762), (764, 205383670), (955, 164306936), (1480, 106022381), (1528, 102691835), (1910, 82153468), (3820, 41076734), (7067, 22203640), (7640, 20538367), (14134, 11101820), (28268, 5550910), (35335, 4440728), (56536, 2775455), (70670, 2220364), (141340, 1110182), (282680, 555091)]