71128510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^2\times {\mathrm{83}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 139155408

約数和(自身を除く): 68026898

約数列:

[1, 2, 5, 10, 17, 34, 71, 83, 85, 142, 166, 170, 355, 415, 710, 830, 1207, 1411, 2414, 2822, 5041, 5893, 6035, 7055, 10082, 11786, 12070, 14110, 25205, 29465, 50410, 58930, 85697, 100181, 171394, 200362, 418403, 428485, 500905, 836806, 856970, 1001810, 2092015, 4184030, 7112851, 14225702, 35564255, 71128510]

約数ペア:

[(1, 71128510), (2, 35564255), (5, 14225702), (10, 7112851), (17, 4184030), (34, 2092015), (71, 1001810), (83, 856970), (85, 836806), (142, 500905), (166, 428485), (170, 418403), (355, 200362), (415, 171394), (710, 100181), (830, 85697), (1207, 58930), (1411, 50410), (2414, 29465), (2822, 25205), (5041, 14110), (5893, 12070), (6035, 11786), (7055, 10082)]