12898750

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:646

約数の個数: 40

約数和(自身を含む): 25641792

約数和(自身を除く): 12743042

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 607, 625, 850, 1214, 1250, 2125, 3035, 4250, 6070, 10319, 10625, 15175, 20638, 21250, 30350, 51595, 75875, 103190, 151750, 257975, 379375, 515950, 758750, 1289875, 2579750, 6449375, 12898750]

約数ペア:

[(1, 12898750), (2, 6449375), (5, 2579750), (10, 1289875), (17, 758750), (25, 515950), (34, 379375), (50, 257975), (85, 151750), (125, 103190), (170, 75875), (250, 51595), (425, 30350), (607, 21250), (625, 20638), (850, 15175), (1214, 10625), (1250, 10319), (2125, 6070), (3035, 4250)]