9090978625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 12132956160

約数和(自身を除く): 3041977535

約数列:

[1, 5, 25, 31, 37, 125, 155, 163, 185, 389, 775, 815, 925, 1147, 1945, 3875, 4075, 4625, 5053, 5735, 6031, 9725, 12059, 14393, 20375, 25265, 28675, 30155, 48625, 60295, 63407, 71965, 126325, 143375, 150775, 186961, 301475, 317035, 359825, 446183, 631625, 753875, 934805, 1507375, 1585175, 1799125, 1965617, 2230915, 2346059, 4674025, 7925875, 9828085, 11154575, 11730295, 23370125, 49140425, 55772875, 58651475, 72727829, 245702125, 293257375, 363639145, 1818195725, 9090978625]

約数ペア:

[(1, 9090978625), (5, 1818195725), (25, 363639145), (31, 293257375), (37, 245702125), (125, 72727829), (155, 58651475), (163, 55772875), (185, 49140425), (389, 23370125), (775, 11730295), (815, 11154575), (925, 9828085), (1147, 7925875), (1945, 4674025), (3875, 2346059), (4075, 2230915), (4625, 1965617), (5053, 1799125), (5735, 1585175), (6031, 1507375), (9725, 934805), (12059, 753875), (14393, 631625), (20375, 446183), (25265, 359825), (28675, 317035), (30155, 301475), (48625, 186961), (60295, 150775), (63407, 143375), (71965, 126325)]