201616125

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{28297}}^1$

素因数の和:28334

約数の個数: 32

約数和(自身を含む): 353159040

約数和(自身を除く): 151542915

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 375, 475, 1425, 2375, 7125, 28297, 84891, 141485, 424455, 537643, 707425, 1612929, 2122275, 2688215, 3537125, 8064645, 10611375, 13441075, 40323225, 67205375, 201616125]

約数ペア:

[(1, 201616125), (3, 67205375), (5, 40323225), (15, 13441075), (19, 10611375), (25, 8064645), (57, 3537125), (75, 2688215), (95, 2122275), (125, 1612929), (285, 707425), (375, 537643), (475, 424455), (1425, 141485), (2375, 84891), (7125, 28297)]