71186990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 156432384

約数和(自身を除く): 85245394

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 163, 170, 238, 326, 367, 595, 734, 815, 1141, 1190, 1630, 1835, 2282, 2569, 2771, 3670, 5138, 5542, 5705, 6239, 11410, 12478, 12845, 13855, 19397, 25690, 27710, 31195, 38794, 43673, 59821, 62390, 87346, 96985, 119642, 193970, 218365, 299105, 418747, 436730, 598210, 837494, 1016957, 2033914, 2093735, 4187470, 5084785, 7118699, 10169570, 14237398, 35593495, 71186990]

約数ペア:

[(1, 71186990), (2, 35593495), (5, 14237398), (7, 10169570), (10, 7118699), (14, 5084785), (17, 4187470), (34, 2093735), (35, 2033914), (70, 1016957), (85, 837494), (119, 598210), (163, 436730), (170, 418747), (238, 299105), (326, 218365), (367, 193970), (595, 119642), (734, 96985), (815, 87346), (1141, 62390), (1190, 59821), (1630, 43673), (1835, 38794), (2282, 31195), (2569, 27710), (2771, 25690), (3670, 19397), (5138, 13855), (5542, 12845), (5705, 12478), (6239, 11410)]