15870010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 33530112

約数和(自身を除く): 17660102

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 43, 65, 85, 86, 130, 167, 170, 215, 221, 334, 430, 442, 559, 731, 835, 1105, 1118, 1462, 1670, 2171, 2210, 2795, 2839, 3655, 4342, 5590, 5678, 7181, 7310, 9503, 10855, 14195, 14362, 19006, 21710, 28390, 35905, 36907, 47515, 71810, 73814, 93353, 95030, 122077, 184535, 186706, 244154, 369070, 466765, 610385, 933530, 1220770, 1587001, 3174002, 7935005, 15870010]

約数ペア:

[(1, 15870010), (2, 7935005), (5, 3174002), (10, 1587001), (13, 1220770), (17, 933530), (26, 610385), (34, 466765), (43, 369070), (65, 244154), (85, 186706), (86, 184535), (130, 122077), (167, 95030), (170, 93353), (215, 73814), (221, 71810), (334, 47515), (430, 36907), (442, 35905), (559, 28390), (731, 21710), (835, 19006), (1105, 14362), (1118, 14195), (1462, 10855), (1670, 9503), (2171, 7310), (2210, 7181), (2795, 5678), (2839, 5590), (3655, 4342)]