77685580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4663}}^1$

素因数の和:4703

約数の個数: 72

約数和(自身を含む): 200981088

約数和(自身を除く): 123295508

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 4663, 8330, 9326, 16660, 18652, 23315, 32641, 46630, 65282, 79271, 93260, 130564, 158542, 163205, 228487, 317084, 326410, 396355, 456974, 554897, 652820, 792710, 913948, 1109794, 1142435, 1585420, 2219588, 2284870, 2774485, 3884279, 4569740, 5548970, 7768558, 11097940, 15537116, 19421395, 38842790, 77685580]

約数ペア:

[(1, 77685580), (2, 38842790), (4, 19421395), (5, 15537116), (7, 11097940), (10, 7768558), (14, 5548970), (17, 4569740), (20, 3884279), (28, 2774485), (34, 2284870), (35, 2219588), (49, 1585420), (68, 1142435), (70, 1109794), (85, 913948), (98, 792710), (119, 652820), (140, 554897), (170, 456974), (196, 396355), (238, 326410), (245, 317084), (340, 228487), (476, 163205), (490, 158542), (595, 130564), (833, 93260), (980, 79271), (1190, 65282), (1666, 46630), (2380, 32641), (3332, 23315), (4165, 18652), (4663, 16660), (8330, 9326)]