828931525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{4049}}^1$

素因数の和:4509

約数の個数: 24

約数和(自身を含む): 1084752000

約数和(自身を除く): 255820475

約数列:

[1, 5, 19, 25, 95, 431, 475, 2155, 4049, 8189, 10775, 20245, 40945, 76931, 101225, 204725, 384655, 1745119, 1923275, 8725595, 33157261, 43627975, 165786305, 828931525]

約数ペア:

[(1, 828931525), (5, 165786305), (19, 43627975), (25, 33157261), (95, 8725595), (431, 1923275), (475, 1745119), (2155, 384655), (4049, 204725), (8189, 101225), (10775, 76931), (20245, 40945)]