808219100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{36571}}^1$

素因数の和:36615

約数の個数: 72

約数和(自身を含む): 1999903248

約数和(自身を除く): 1191684148

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1105, 1300, 1700, 2210, 4420, 5525, 11050, 22100, 36571, 73142, 146284, 182855, 365710, 475423, 621707, 731420, 914275, 950846, 1243414, 1828550, 1901692, 2377115, 2486828, 3108535, 3657100, 4754230, 6217070, 8082191, 9508460, 11885575, 12434140, 15542675, 16164382, 23771150, 31085350, 32328764, 40410955, 47542300, 62170700, 80821910, 161643820, 202054775, 404109550, 808219100]

約数ペア:

[(1, 808219100), (2, 404109550), (4, 202054775), (5, 161643820), (10, 80821910), (13, 62170700), (17, 47542300), (20, 40410955), (25, 32328764), (26, 31085350), (34, 23771150), (50, 16164382), (52, 15542675), (65, 12434140), (68, 11885575), (85, 9508460), (100, 8082191), (130, 6217070), (170, 4754230), (221, 3657100), (260, 3108535), (325, 2486828), (340, 2377115), (425, 1901692), (442, 1828550), (650, 1243414), (850, 950846), (884, 914275), (1105, 731420), (1300, 621707), (1700, 475423), (2210, 365710), (4420, 182855), (5525, 146284), (11050, 73142), (22100, 36571)]