31629440

素因数分解:

$2^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{677}}^1$

素因数の和:769

約数の個数: 64

約数和(自身を含む): 76763160

約数和(自身を除く): 45133720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 292, 320, 365, 584, 640, 677, 730, 1168, 1354, 1460, 2336, 2708, 2920, 3385, 4672, 5416, 5840, 6770, 9344, 10832, 11680, 13540, 21664, 23360, 27080, 43328, 46720, 49421, 54160, 86656, 98842, 108320, 197684, 216640, 247105, 395368, 433280, 494210, 790736, 988420, 1581472, 1976840, 3162944, 3953680, 6325888, 7907360, 15814720, 31629440]

約数ペア:

[(1, 31629440), (2, 15814720), (4, 7907360), (5, 6325888), (8, 3953680), (10, 3162944), (16, 1976840), (20, 1581472), (32, 988420), (40, 790736), (64, 494210), (73, 433280), (80, 395368), (128, 247105), (146, 216640), (160, 197684), (292, 108320), (320, 98842), (365, 86656), (584, 54160), (640, 49421), (677, 46720), (730, 43328), (1168, 27080), (1354, 23360), (1460, 21664), (2336, 13540), (2708, 11680), (2920, 10832), (3385, 9344), (4672, 6770), (5416, 5840)]