61388375

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{6917}}^1$

素因数の和:7003

約数の個数: 16

約数和(自身を含む): 77702976

約数和(自身を除く): 16314601

約数列:

[1, 5, 25, 71, 125, 355, 1775, 6917, 8875, 34585, 172925, 491107, 864625, 2455535, 12277675, 61388375]

約数ペア:

[(1, 61388375), (5, 12277675), (25, 2455535), (71, 864625), (125, 491107), (355, 172925), (1775, 34585), (6917, 8875)]