71958500

素因数分解:

$2^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{2027}}^1$

素因数の和:2117

約数の個数: 48

約数和(自身を含む): 159449472

約数和(自身を除く): 87490972

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 250, 284, 355, 500, 710, 1420, 1775, 2027, 3550, 4054, 7100, 8108, 8875, 10135, 17750, 20270, 35500, 40540, 50675, 101350, 143917, 202700, 253375, 287834, 506750, 575668, 719585, 1013500, 1439170, 2878340, 3597925, 7195850, 14391700, 17989625, 35979250, 71958500]

約数ペア:

[(1, 71958500), (2, 35979250), (4, 17989625), (5, 14391700), (10, 7195850), (20, 3597925), (25, 2878340), (50, 1439170), (71, 1013500), (100, 719585), (125, 575668), (142, 506750), (250, 287834), (284, 253375), (355, 202700), (500, 143917), (710, 101350), (1420, 50675), (1775, 40540), (2027, 35500), (3550, 20270), (4054, 17750), (7100, 10135), (8108, 8875)]