69451880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 161568000

約数和(自身を除く): 92116120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 149, 172, 215, 271, 298, 344, 430, 542, 596, 745, 860, 1084, 1192, 1355, 1490, 1720, 2168, 2710, 2980, 5420, 5960, 6407, 10840, 11653, 12814, 23306, 25628, 32035, 40379, 46612, 51256, 58265, 64070, 80758, 93224, 116530, 128140, 161516, 201895, 233060, 256280, 323032, 403790, 466120, 807580, 1615160, 1736297, 3472594, 6945188, 8681485, 13890376, 17362970, 34725940, 69451880]

約数ペア:

[(1, 69451880), (2, 34725940), (4, 17362970), (5, 13890376), (8, 8681485), (10, 6945188), (20, 3472594), (40, 1736297), (43, 1615160), (86, 807580), (149, 466120), (172, 403790), (215, 323032), (271, 256280), (298, 233060), (344, 201895), (430, 161516), (542, 128140), (596, 116530), (745, 93224), (860, 80758), (1084, 64070), (1192, 58265), (1355, 51256), (1490, 46612), (1720, 40379), (2168, 32035), (2710, 25628), (2980, 23306), (5420, 12814), (5960, 11653), (6407, 10840)]