25423520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8363}}^1$

素因数の和:8397

約数の個数: 48

約数和(自身を含む): 63231840

約数和(自身を除く): 37808320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 8363, 16726, 33452, 41815, 66904, 83630, 133808, 158897, 167260, 267616, 317794, 334520, 635588, 669040, 794485, 1271176, 1338080, 1588970, 2542352, 3177940, 5084704, 6355880, 12711760, 25423520]

約数ペア:

[(1, 25423520), (2, 12711760), (4, 6355880), (5, 5084704), (8, 3177940), (10, 2542352), (16, 1588970), (19, 1338080), (20, 1271176), (32, 794485), (38, 669040), (40, 635588), (76, 334520), (80, 317794), (95, 267616), (152, 167260), (160, 158897), (190, 133808), (304, 83630), (380, 66904), (608, 41815), (760, 33452), (1520, 16726), (3040, 8363)]