129608210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{2663}}^1$

素因数の和:2858

約数の個数: 32

約数和(自身を含む): 242445312

約数和(自身を除く): 112837102

約数列:

[1, 2, 5, 10, 31, 62, 155, 157, 310, 314, 785, 1570, 2663, 4867, 5326, 9734, 13315, 24335, 26630, 48670, 82553, 165106, 412765, 418091, 825530, 836182, 2090455, 4180910, 12960821, 25921642, 64804105, 129608210]

約数ペア:

[(1, 129608210), (2, 64804105), (5, 25921642), (10, 12960821), (31, 4180910), (62, 2090455), (155, 836182), (157, 825530), (310, 418091), (314, 412765), (785, 165106), (1570, 82553), (2663, 48670), (4867, 26630), (5326, 24335), (9734, 13315)]