129767560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1531}}^1$

素因数の和:1718

約数の個数: 64

約数和(自身を含む): 316572480

約数和(自身を除く): 186804920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 260, 326, 520, 652, 815, 1304, 1531, 1630, 2119, 3062, 3260, 4238, 6124, 6520, 7655, 8476, 10595, 12248, 15310, 16952, 19903, 21190, 30620, 39806, 42380, 61240, 79612, 84760, 99515, 159224, 199030, 249553, 398060, 499106, 796120, 998212, 1247765, 1996424, 2495530, 3244189, 4991060, 6488378, 9982120, 12976756, 16220945, 25953512, 32441890, 64883780, 129767560]

約数ペア:

[(1, 129767560), (2, 64883780), (4, 32441890), (5, 25953512), (8, 16220945), (10, 12976756), (13, 9982120), (20, 6488378), (26, 4991060), (40, 3244189), (52, 2495530), (65, 1996424), (104, 1247765), (130, 998212), (163, 796120), (260, 499106), (326, 398060), (520, 249553), (652, 199030), (815, 159224), (1304, 99515), (1531, 84760), (1630, 79612), (2119, 61240), (3062, 42380), (3260, 39806), (4238, 30620), (6124, 21190), (6520, 19903), (7655, 16952), (8476, 15310), (10595, 12248)]