30724875

素因数分解:

$3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:933

約数の個数: 48

約数和(自身を含む): 57238272

約数和(自身を除く): 26513397

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 125, 155, 225, 279, 375, 465, 775, 881, 1125, 1395, 2325, 2643, 3875, 4405, 6975, 7929, 11625, 13215, 22025, 27311, 34875, 39645, 66075, 81933, 110125, 136555, 198225, 245799, 330375, 409665, 682775, 991125, 1228995, 2048325, 3413875, 6144975, 10241625, 30724875]

約数ペア:

[(1, 30724875), (3, 10241625), (5, 6144975), (9, 3413875), (15, 2048325), (25, 1228995), (31, 991125), (45, 682775), (75, 409665), (93, 330375), (125, 245799), (155, 198225), (225, 136555), (279, 110125), (375, 81933), (465, 66075), (775, 39645), (881, 34875), (1125, 27311), (1395, 22025), (2325, 13215), (2643, 11625), (3875, 7929), (4405, 6975)]