900000025

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{3617}}^1$

素因数の和:3933

約数の個数: 24

約数和(自身を含む): 1150741080

約数和(自身を除く): 250741055

約数列:

[1, 5, 25, 37, 185, 269, 925, 1345, 3617, 6725, 9953, 18085, 49765, 90425, 133829, 248825, 669145, 972973, 3345725, 4864865, 24324325, 36000001, 180000005, 900000025]

約数ペア:

[(1, 900000025), (5, 180000005), (25, 36000001), (37, 24324325), (185, 4864865), (269, 3345725), (925, 972973), (1345, 669145), (3617, 248825), (6725, 133829), (9953, 90425), (18085, 49765)]