25476250

素因数分解:

$2^1\times 5^4\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:340

約数の個数: 40

約数和(自身を含む): 48500100

約数和(自身を除く): 23023850

約数列:

[1, 2, 5, 10, 25, 50, 89, 125, 178, 229, 250, 445, 458, 625, 890, 1145, 1250, 2225, 2290, 4450, 5725, 11125, 11450, 20381, 22250, 28625, 40762, 55625, 57250, 101905, 111250, 143125, 203810, 286250, 509525, 1019050, 2547625, 5095250, 12738125, 25476250]

約数ペア:

[(1, 25476250), (2, 12738125), (5, 5095250), (10, 2547625), (25, 1019050), (50, 509525), (89, 286250), (125, 203810), (178, 143125), (229, 111250), (250, 101905), (445, 57250), (458, 55625), (625, 40762), (890, 28625), (1145, 22250), (1250, 20381), (2225, 11450), (2290, 11125), (4450, 5725)]