258981944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 574393680

約数和(自身を除く): 315411736

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 37, 52, 68, 74, 104, 107, 136, 148, 214, 221, 296, 428, 442, 481, 629, 856, 884, 962, 1258, 1369, 1391, 1768, 1819, 1924, 2516, 2738, 2782, 3638, 3848, 3959, 5032, 5476, 5564, 7276, 7918, 8177, 10952, 11128, 14552, 15836, 16354, 17797, 23273, 23647, 31672, 32708, 35594, 46546, 47294, 51467, 65416, 67303, 71188, 93092, 94588, 102934, 134606, 142376, 146483, 186184, 189176, 205868, 269212, 292966, 302549, 411736, 538424, 585932, 605098, 874939, 1171864, 1210196, 1749878, 1904279, 2420392, 2490211, 3499756, 3808558, 4980422, 6999512, 7617116, 9960844, 15234232, 19921688, 32372743, 64745486, 129490972, 258981944]

約数ペア:

[(1, 258981944), (2, 129490972), (4, 64745486), (8, 32372743), (13, 19921688), (17, 15234232), (26, 9960844), (34, 7617116), (37, 6999512), (52, 4980422), (68, 3808558), (74, 3499756), (104, 2490211), (107, 2420392), (136, 1904279), (148, 1749878), (214, 1210196), (221, 1171864), (296, 874939), (428, 605098), (442, 585932), (481, 538424), (629, 411736), (856, 302549), (884, 292966), (962, 269212), (1258, 205868), (1369, 189176), (1391, 186184), (1768, 146483), (1819, 142376), (1924, 134606), (2516, 102934), (2738, 94588), (2782, 93092), (3638, 71188), (3848, 67303), (3959, 65416), (5032, 51467), (5476, 47294), (5564, 46546), (7276, 35594), (7918, 32708), (8177, 31672), (10952, 23647), (11128, 23273), (14552, 17797), (15836, 16354)]