164316740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37861}}^1$

素因数の和:37908

約数の個数: 48

約数和(自身を含む): 407092224

約数和(自身を除く): 242775484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 37861, 75722, 151444, 189305, 265027, 378610, 530054, 757220, 1060108, 1173691, 1325135, 2347382, 2650270, 4694764, 5300540, 5868455, 8215837, 11736910, 16431674, 23473820, 32863348, 41079185, 82158370, 164316740]

約数ペア:

[(1, 164316740), (2, 82158370), (4, 41079185), (5, 32863348), (7, 23473820), (10, 16431674), (14, 11736910), (20, 8215837), (28, 5868455), (31, 5300540), (35, 4694764), (62, 2650270), (70, 2347382), (124, 1325135), (140, 1173691), (155, 1060108), (217, 757220), (310, 530054), (434, 378610), (620, 265027), (868, 189305), (1085, 151444), (2170, 75722), (4340, 37861)]