49665560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1993}}^1$

素因数の和:2100

約数の個数: 64

約数和(自身を含む): 129211200

約数和(自身を除く): 79545640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 1993, 2492, 3115, 3560, 3986, 4984, 6230, 7972, 9965, 12460, 13951, 15944, 19930, 24920, 27902, 39860, 55804, 69755, 79720, 111608, 139510, 177377, 279020, 354754, 558040, 709508, 886885, 1241639, 1419016, 1773770, 2483278, 3547540, 4966556, 6208195, 7095080, 9933112, 12416390, 24832780, 49665560]

約数ペア:

[(1, 49665560), (2, 24832780), (4, 12416390), (5, 9933112), (7, 7095080), (8, 6208195), (10, 4966556), (14, 3547540), (20, 2483278), (28, 1773770), (35, 1419016), (40, 1241639), (56, 886885), (70, 709508), (89, 558040), (140, 354754), (178, 279020), (280, 177377), (356, 139510), (445, 111608), (623, 79720), (712, 69755), (890, 55804), (1246, 39860), (1780, 27902), (1993, 24920), (2492, 19930), (3115, 15944), (3560, 13951), (3986, 12460), (4984, 9965), (6230, 7972)]