82979875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2081}}^1$

素因数の和:2136

約数の個数: 32

約数和(自身を含む): 116925120

約数和(自身を除く): 33945245

約数列:

[1, 5, 11, 25, 29, 55, 125, 145, 275, 319, 725, 1375, 1595, 2081, 3625, 7975, 10405, 22891, 39875, 52025, 60349, 114455, 260125, 301745, 572275, 663839, 1508725, 2861375, 3319195, 7543625, 16595975, 82979875]

約数ペア:

[(1, 82979875), (5, 16595975), (11, 7543625), (25, 3319195), (29, 2861375), (55, 1508725), (125, 663839), (145, 572275), (275, 301745), (319, 260125), (725, 114455), (1375, 60349), (1595, 52025), (2081, 39875), (3625, 22891), (7975, 10405)]