254625712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:758

約数の個数: 80

約数和(自身を含む): 562669344

約数和(自身を除く): 308043632

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 61, 74, 88, 122, 148, 176, 244, 296, 407, 488, 592, 641, 671, 814, 976, 1282, 1342, 1628, 2257, 2564, 2684, 3256, 4514, 5128, 5368, 6512, 7051, 9028, 10256, 10736, 14102, 18056, 23717, 24827, 28204, 36112, 39101, 47434, 49654, 56408, 78202, 94868, 99308, 112816, 156404, 189736, 198616, 260887, 312808, 379472, 397232, 430111, 521774, 625616, 860222, 1043548, 1446737, 1720444, 2087096, 2893474, 3440888, 4174192, 5786948, 6881776, 11573896, 15914107, 23147792, 31828214, 63656428, 127312856, 254625712]

約数ペア:

[(1, 254625712), (2, 127312856), (4, 63656428), (8, 31828214), (11, 23147792), (16, 15914107), (22, 11573896), (37, 6881776), (44, 5786948), (61, 4174192), (74, 3440888), (88, 2893474), (122, 2087096), (148, 1720444), (176, 1446737), (244, 1043548), (296, 860222), (407, 625616), (488, 521774), (592, 430111), (641, 397232), (671, 379472), (814, 312808), (976, 260887), (1282, 198616), (1342, 189736), (1628, 156404), (2257, 112816), (2564, 99308), (2684, 94868), (3256, 78202), (4514, 56408), (5128, 49654), (5368, 47434), (6512, 39101), (7051, 36112), (9028, 28204), (10256, 24827), (10736, 23717), (14102, 18056)]