205128875

素因数分解:

$5^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3499}}^1$

素因数の和:3588

約数の個数: 32

約数和(自身を含む): 297024000

約数和(自身を除く): 91895125

約数列:

[1, 5, 7, 25, 35, 67, 125, 175, 335, 469, 875, 1675, 2345, 3499, 8375, 11725, 17495, 24493, 58625, 87475, 122465, 234433, 437375, 612325, 1172165, 1641031, 3061625, 5860825, 8205155, 29304125, 41025775, 205128875]

約数ペア:

[(1, 205128875), (5, 41025775), (7, 29304125), (25, 8205155), (35, 5860825), (67, 3061625), (125, 1641031), (175, 1172165), (335, 612325), (469, 437375), (875, 234433), (1675, 122465), (2345, 87475), (3499, 58625), (8375, 24493), (11725, 17495)]