64386280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1013}}^1$

素因数の和:1258

約数の個数: 64

約数和(自身を含む): 166458240

約数和(自身を除く): 102071960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 227, 280, 454, 908, 1013, 1135, 1589, 1816, 2026, 2270, 3178, 4052, 4540, 5065, 6356, 7091, 7945, 8104, 9080, 10130, 12712, 14182, 15890, 20260, 28364, 31780, 35455, 40520, 56728, 63560, 70910, 141820, 229951, 283640, 459902, 919804, 1149755, 1609657, 1839608, 2299510, 3219314, 4599020, 6438628, 8048285, 9198040, 12877256, 16096570, 32193140, 64386280]

約数ペア:

[(1, 64386280), (2, 32193140), (4, 16096570), (5, 12877256), (7, 9198040), (8, 8048285), (10, 6438628), (14, 4599020), (20, 3219314), (28, 2299510), (35, 1839608), (40, 1609657), (56, 1149755), (70, 919804), (140, 459902), (227, 283640), (280, 229951), (454, 141820), (908, 70910), (1013, 63560), (1135, 56728), (1589, 40520), (1816, 35455), (2026, 31780), (2270, 28364), (3178, 20260), (4052, 15890), (4540, 14182), (5065, 12712), (6356, 10130), (7091, 9080), (7945, 8104)]