2625080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:144

約数の個数: 64

約数和(自身を含む): 6393600

約数和(自身を除く): 3768520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 73, 116, 124, 145, 146, 155, 232, 248, 290, 292, 310, 365, 580, 584, 620, 730, 899, 1160, 1240, 1460, 1798, 2117, 2263, 2920, 3596, 4234, 4495, 4526, 7192, 8468, 8990, 9052, 10585, 11315, 16936, 17980, 18104, 21170, 22630, 35960, 42340, 45260, 65627, 84680, 90520, 131254, 262508, 328135, 525016, 656270, 1312540, 2625080]

約数ペア:

[(1, 2625080), (2, 1312540), (4, 656270), (5, 525016), (8, 328135), (10, 262508), (20, 131254), (29, 90520), (31, 84680), (40, 65627), (58, 45260), (62, 42340), (73, 35960), (116, 22630), (124, 21170), (145, 18104), (146, 17980), (155, 16936), (232, 11315), (248, 10585), (290, 9052), (292, 8990), (310, 8468), (365, 7192), (580, 4526), (584, 4495), (620, 4234), (730, 3596), (899, 2920), (1160, 2263), (1240, 2117), (1460, 1798)]