55187500

素因数分解:

$2^2\times 5^6\times {\mathrm{883}}^1$

素因数の和:917

約数の個数: 42

約数和(自身を含む): 120857828

約数和(自身を除く): 65670328

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 883, 1250, 1766, 2500, 3125, 3532, 4415, 6250, 8830, 12500, 15625, 17660, 22075, 31250, 44150, 62500, 88300, 110375, 220750, 441500, 551875, 1103750, 2207500, 2759375, 5518750, 11037500, 13796875, 27593750, 55187500]

約数ペア:

[(1, 55187500), (2, 27593750), (4, 13796875), (5, 11037500), (10, 5518750), (20, 2759375), (25, 2207500), (50, 1103750), (100, 551875), (125, 441500), (250, 220750), (500, 110375), (625, 88300), (883, 62500), (1250, 44150), (1766, 31250), (2500, 22075), (3125, 17660), (3532, 15625), (4415, 12500), (6250, 8830)]