225431320

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{67901}}^1$

素因数の和:67995

約数の個数: 32

約数和(自身を含む): 513339120

約数和(自身を除く): 287907800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 67901, 135802, 271604, 339505, 543208, 679010, 1358020, 2716040, 5635783, 11271566, 22543132, 28178915, 45086264, 56357830, 112715660, 225431320]

約数ペア:

[(1, 225431320), (2, 112715660), (4, 56357830), (5, 45086264), (8, 28178915), (10, 22543132), (20, 11271566), (40, 5635783), (83, 2716040), (166, 1358020), (332, 679010), (415, 543208), (664, 339505), (830, 271604), (1660, 135802), (3320, 67901)]