71380406780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4519}}^1\times {\mathrm{18367}}^1$

素因数の和:22938

約数の個数: 48

約数和(自身を含む): 153427169280

約数和(自身を除く): 82046762500

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 4519, 9038, 18076, 18367, 22595, 36734, 45190, 73468, 90380, 91835, 183670, 194317, 367340, 388634, 777268, 789781, 971585, 1579562, 1943170, 3159124, 3886340, 3948905, 7897810, 15795620, 83000473, 166000946, 332001892, 415002365, 830004730, 1660009460, 3569020339, 7138040678, 14276081356, 17845101695, 35690203390, 71380406780]

約数ペア:

[(1, 71380406780), (2, 35690203390), (4, 17845101695), (5, 14276081356), (10, 7138040678), (20, 3569020339), (43, 1660009460), (86, 830004730), (172, 415002365), (215, 332001892), (430, 166000946), (860, 83000473), (4519, 15795620), (9038, 7897810), (18076, 3948905), (18367, 3886340), (22595, 3159124), (36734, 1943170), (45190, 1579562), (73468, 971585), (90380, 789781), (91835, 777268), (183670, 388634), (194317, 367340)]