90250900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31121}}^1$

素因数の和:31164

約数の個数: 36

約数和(自身を含む): 202604220

約数和(自身を除く): 112353320

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 31121, 62242, 124484, 155605, 311210, 622420, 778025, 902509, 1556050, 1805018, 3112100, 3610036, 4512545, 9025090, 18050180, 22562725, 45125450, 90250900]

約数ペア:

[(1, 90250900), (2, 45125450), (4, 22562725), (5, 18050180), (10, 9025090), (20, 4512545), (25, 3610036), (29, 3112100), (50, 1805018), (58, 1556050), (100, 902509), (116, 778025), (145, 622420), (290, 311210), (580, 155605), (725, 124484), (1450, 62242), (2900, 31121)]