138776275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2917}}^1$

素因数の和:3111

約数の個数: 24

約数和(自身を含む): 188876304

約数和(自身を除く): 50100029

約数列:

[1, 5, 11, 25, 55, 173, 275, 865, 1903, 2917, 4325, 9515, 14585, 32087, 47575, 72925, 160435, 504641, 802175, 2523205, 5551051, 12616025, 27755255, 138776275]

約数ペア:

[(1, 138776275), (5, 27755255), (11, 12616025), (25, 5551051), (55, 2523205), (173, 802175), (275, 504641), (865, 160435), (1903, 72925), (2917, 47575), (4325, 32087), (9515, 14585)]