25624775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 36

約数和(自身を含む): 35919576

約数和(自身を除く): 10294801

約数列:

[1, 5, 11, 25, 43, 55, 121, 197, 215, 275, 473, 605, 985, 1075, 2167, 2365, 3025, 4925, 5203, 8471, 10835, 11825, 23837, 26015, 42355, 54175, 93181, 119185, 130075, 211775, 465905, 595925, 1024991, 2329525, 5124955, 25624775]

約数ペア:

[(1, 25624775), (5, 5124955), (11, 2329525), (25, 1024991), (43, 595925), (55, 465905), (121, 211775), (197, 130075), (215, 119185), (275, 93181), (473, 54175), (605, 42355), (985, 26015), (1075, 23837), (2167, 11825), (2365, 10835), (3025, 8471), (4925, 5203)]