2445255725

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{808349}}^1$

素因数の和:808381

約数の個数: 18

約数和(自身を含む): 3332827050

約数和(自身を除く): 887571325

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 808349, 4041745, 8891839, 20208725, 44459195, 97810229, 222295975, 489051145, 2445255725]

約数ペア:

[(1, 2445255725), (5, 489051145), (11, 222295975), (25, 97810229), (55, 44459195), (121, 20208725), (275, 8891839), (605, 4041745), (3025, 808349)]