64923460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15991}}^1$

素因数の和:16036

約数の個数: 48

約数和(自身を含む): 161199360

約数和(自身を除く): 96275900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 15991, 31982, 63964, 79955, 111937, 159910, 223874, 319820, 447748, 463739, 559685, 927478, 1119370, 1854956, 2238740, 2318695, 3246173, 4637390, 6492346, 9274780, 12984692, 16230865, 32461730, 64923460]

約数ペア:

[(1, 64923460), (2, 32461730), (4, 16230865), (5, 12984692), (7, 9274780), (10, 6492346), (14, 4637390), (20, 3246173), (28, 2318695), (29, 2238740), (35, 1854956), (58, 1119370), (70, 927478), (116, 559685), (140, 463739), (145, 447748), (203, 319820), (290, 223874), (406, 159910), (580, 111937), (812, 79955), (1015, 63964), (2030, 31982), (4060, 15991)]