49180820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 117355392

約数和(自身を除く): 68174572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 53, 65, 83, 86, 106, 130, 166, 172, 212, 215, 260, 265, 332, 415, 430, 530, 559, 689, 830, 860, 1060, 1079, 1118, 1378, 1660, 2158, 2236, 2279, 2756, 2795, 3445, 3569, 4316, 4399, 4558, 5395, 5590, 6890, 7138, 8798, 9116, 10790, 11180, 11395, 13780, 14276, 17596, 17845, 21580, 21995, 22790, 29627, 35690, 43990, 45580, 46397, 57187, 59254, 71380, 87980, 92794, 114374, 118508, 148135, 185588, 189157, 228748, 231985, 285935, 296270, 378314, 463970, 571870, 592540, 756628, 927940, 945785, 1143740, 1891570, 2459041, 3783140, 4918082, 9836164, 12295205, 24590410, 49180820]

約数ペア:

[(1, 49180820), (2, 24590410), (4, 12295205), (5, 9836164), (10, 4918082), (13, 3783140), (20, 2459041), (26, 1891570), (43, 1143740), (52, 945785), (53, 927940), (65, 756628), (83, 592540), (86, 571870), (106, 463970), (130, 378314), (166, 296270), (172, 285935), (212, 231985), (215, 228748), (260, 189157), (265, 185588), (332, 148135), (415, 118508), (430, 114374), (530, 92794), (559, 87980), (689, 71380), (830, 59254), (860, 57187), (1060, 46397), (1079, 45580), (1118, 43990), (1378, 35690), (1660, 29627), (2158, 22790), (2236, 21995), (2279, 21580), (2756, 17845), (2795, 17596), (3445, 14276), (3569, 13780), (4316, 11395), (4399, 11180), (4558, 10790), (5395, 9116), (5590, 8798), (6890, 7138)]