201219875

素因数分解:

$5^3\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 260594880

約数和(自身を除く): 59375005

約数列:

[1, 5, 25, 37, 125, 139, 185, 313, 695, 925, 1565, 3475, 4625, 5143, 7825, 11581, 17375, 25715, 39125, 43507, 57905, 128575, 217535, 289525, 642875, 1087675, 1447625, 1609759, 5438375, 8048795, 40243975, 201219875]

約数ペア:

[(1, 201219875), (5, 40243975), (25, 8048795), (37, 5438375), (125, 1609759), (139, 1447625), (185, 1087675), (313, 642875), (695, 289525), (925, 217535), (1565, 128575), (3475, 57905), (4625, 43507), (5143, 39125), (7825, 25715), (11581, 17375)]