129092680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{104107}}^1$

素因数の和:104149

約数の個数: 32

約数和(自身を含む): 299831040

約数和(自身を除く): 170738360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 104107, 208214, 416428, 520535, 832856, 1041070, 2082140, 3227317, 4164280, 6454634, 12909268, 16136585, 25818536, 32273170, 64546340, 129092680]

約数ペア:

[(1, 129092680), (2, 64546340), (4, 32273170), (5, 25818536), (8, 16136585), (10, 12909268), (20, 6454634), (31, 4164280), (40, 3227317), (62, 2082140), (124, 1041070), (155, 832856), (248, 520535), (310, 416428), (620, 208214), (1240, 104107)]