30521750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 66313728

約数和(自身を除く): 35791978

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 107, 125, 163, 175, 214, 250, 326, 350, 535, 749, 815, 875, 1070, 1141, 1498, 1630, 1750, 2282, 2675, 3745, 4075, 5350, 5705, 7490, 8150, 11410, 13375, 17441, 18725, 20375, 26750, 28525, 34882, 37450, 40750, 57050, 87205, 93625, 122087, 142625, 174410, 187250, 244174, 285250, 436025, 610435, 872050, 1220870, 2180125, 3052175, 4360250, 6104350, 15260875, 30521750]

約数ペア:

[(1, 30521750), (2, 15260875), (5, 6104350), (7, 4360250), (10, 3052175), (14, 2180125), (25, 1220870), (35, 872050), (50, 610435), (70, 436025), (107, 285250), (125, 244174), (163, 187250), (175, 174410), (214, 142625), (250, 122087), (326, 93625), (350, 87205), (535, 57050), (749, 40750), (815, 37450), (875, 34882), (1070, 28525), (1141, 26750), (1498, 20375), (1630, 18725), (1750, 17441), (2282, 13375), (2675, 11410), (3745, 8150), (4075, 7490), (5350, 5705)]