102891640

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{23599}}^1$

素因数の和:23719

約数の個数: 32

約数和(自身を含む): 233640000

約数和(自身を除く): 130748360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 23599, 47198, 94396, 117995, 188792, 235990, 471980, 943960, 2572291, 5144582, 10289164, 12861455, 20578328, 25722910, 51445820, 102891640]

約数ペア:

[(1, 102891640), (2, 51445820), (4, 25722910), (5, 20578328), (8, 12861455), (10, 10289164), (20, 5144582), (40, 2572291), (109, 943960), (218, 471980), (436, 235990), (545, 188792), (872, 117995), (1090, 94396), (2180, 47198), (4360, 23599)]