518366900

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 1145015256

約数和(自身を除く): 626648356

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 157, 241, 274, 314, 482, 548, 628, 685, 785, 964, 1205, 1370, 1570, 2410, 2740, 3140, 3425, 3925, 4820, 6025, 6850, 7850, 12050, 13700, 15700, 21509, 24100, 33017, 37837, 43018, 66034, 75674, 86036, 107545, 132068, 151348, 165085, 189185, 215090, 330170, 378370, 430180, 537725, 660340, 756740, 825425, 945925, 1075450, 1650850, 1891850, 2150900, 3301700, 3783700, 5183669, 10367338, 20734676, 25918345, 51836690, 103673380, 129591725, 259183450, 518366900]

約数ペア:

[(1, 518366900), (2, 259183450), (4, 129591725), (5, 103673380), (10, 51836690), (20, 25918345), (25, 20734676), (50, 10367338), (100, 5183669), (137, 3783700), (157, 3301700), (241, 2150900), (274, 1891850), (314, 1650850), (482, 1075450), (548, 945925), (628, 825425), (685, 756740), (785, 660340), (964, 537725), (1205, 430180), (1370, 378370), (1570, 330170), (2410, 215090), (2740, 189185), (3140, 165085), (3425, 151348), (3925, 132068), (4820, 107545), (6025, 86036), (6850, 75674), (7850, 66034), (12050, 43018), (13700, 37837), (15700, 33017), (21509, 24100)]