1640648716

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:559

約数の個数: 96

約数和(自身を含む): 3554191872

約数和(自身を除く): 1913543156

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 83, 119, 131, 166, 238, 262, 317, 332, 476, 524, 581, 634, 917, 1162, 1268, 1411, 1834, 2219, 2227, 2324, 2822, 3668, 4438, 4454, 5389, 5644, 8876, 8908, 9877, 10778, 10873, 15589, 19754, 21556, 21746, 26311, 31178, 37723, 39508, 41527, 43492, 52622, 62356, 75446, 76111, 83054, 105244, 150892, 152222, 166108, 184177, 184841, 290689, 304444, 368354, 369682, 447287, 581378, 705959, 736708, 739364, 894574, 1162756, 1293887, 1411918, 1789148, 2587774, 2823836, 3131009, 3446741, 4941713, 5175548, 6262018, 6893482, 9883426, 12524036, 13786964, 19766852, 24127187, 48254374, 58594597, 96508748, 117189194, 234378388, 410162179, 820324358, 1640648716]

約数ペア:

[(1, 1640648716), (2, 820324358), (4, 410162179), (7, 234378388), (14, 117189194), (17, 96508748), (28, 58594597), (34, 48254374), (68, 24127187), (83, 19766852), (119, 13786964), (131, 12524036), (166, 9883426), (238, 6893482), (262, 6262018), (317, 5175548), (332, 4941713), (476, 3446741), (524, 3131009), (581, 2823836), (634, 2587774), (917, 1789148), (1162, 1411918), (1268, 1293887), (1411, 1162756), (1834, 894574), (2219, 739364), (2227, 736708), (2324, 705959), (2822, 581378), (3668, 447287), (4438, 369682), (4454, 368354), (5389, 304444), (5644, 290689), (8876, 184841), (8908, 184177), (9877, 166108), (10778, 152222), (10873, 150892), (15589, 105244), (19754, 83054), (21556, 76111), (21746, 75446), (26311, 62356), (31178, 52622), (37723, 43492), (39508, 41527)]