115687400

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{8147}}^1$

素因数の和:8234

約数の個数: 48

約数和(自身を含む): 272795040

約数和(自身を除く): 157107640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 7100, 8147, 14200, 16294, 32588, 40735, 65176, 81470, 162940, 203675, 325880, 407350, 578437, 814700, 1156874, 1629400, 2313748, 2892185, 4627496, 5784370, 11568740, 14460925, 23137480, 28921850, 57843700, 115687400]

約数ペア:

[(1, 115687400), (2, 57843700), (4, 28921850), (5, 23137480), (8, 14460925), (10, 11568740), (20, 5784370), (25, 4627496), (40, 2892185), (50, 2313748), (71, 1629400), (100, 1156874), (142, 814700), (200, 578437), (284, 407350), (355, 325880), (568, 203675), (710, 162940), (1420, 81470), (1775, 65176), (2840, 40735), (3550, 32588), (7100, 16294), (8147, 14200)]