55222875

素因数分解:

$3^2\times 5^3\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 100459008

約数和(自身を除く): 45236133

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 191, 225, 257, 375, 573, 771, 955, 1125, 1285, 1719, 2313, 2865, 3855, 4775, 6425, 8595, 11565, 14325, 19275, 23875, 32125, 42975, 49087, 57825, 71625, 96375, 147261, 214875, 245435, 289125, 441783, 736305, 1227175, 2208915, 3681525, 6135875, 11044575, 18407625, 55222875]

約数ペア:

[(1, 55222875), (3, 18407625), (5, 11044575), (9, 6135875), (15, 3681525), (25, 2208915), (45, 1227175), (75, 736305), (125, 441783), (191, 289125), (225, 245435), (257, 214875), (375, 147261), (573, 96375), (771, 71625), (955, 57825), (1125, 49087), (1285, 42975), (1719, 32125), (2313, 23875), (2865, 19275), (3855, 14325), (4775, 11565), (6425, 8595)]