258582160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{821}}^1$

素因数の和:992

約数の個数: 80

約数和(自身を含む): 626245632

約数和(自身を除く): 367663472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 127, 155, 248, 254, 310, 496, 508, 620, 635, 821, 1016, 1240, 1270, 1642, 2032, 2480, 2540, 3284, 3937, 4105, 5080, 6568, 7874, 8210, 10160, 13136, 15748, 16420, 19685, 25451, 31496, 32840, 39370, 50902, 62992, 65680, 78740, 101804, 104267, 127255, 157480, 203608, 208534, 254510, 314960, 407216, 417068, 509020, 521335, 834136, 1018040, 1042670, 1668272, 2036080, 2085340, 3232277, 4170680, 6464554, 8341360, 12929108, 16161385, 25858216, 32322770, 51716432, 64645540, 129291080, 258582160]

約数ペア:

[(1, 258582160), (2, 129291080), (4, 64645540), (5, 51716432), (8, 32322770), (10, 25858216), (16, 16161385), (20, 12929108), (31, 8341360), (40, 6464554), (62, 4170680), (80, 3232277), (124, 2085340), (127, 2036080), (155, 1668272), (248, 1042670), (254, 1018040), (310, 834136), (496, 521335), (508, 509020), (620, 417068), (635, 407216), (821, 314960), (1016, 254510), (1240, 208534), (1270, 203608), (1642, 157480), (2032, 127255), (2480, 104267), (2540, 101804), (3284, 78740), (3937, 65680), (4105, 62992), (5080, 50902), (6568, 39370), (7874, 32840), (8210, 31496), (10160, 25451), (13136, 19685), (15748, 16420)]