202489456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 440534304

約数和(自身を除く): 238044848

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 83, 104, 148, 166, 208, 296, 317, 332, 481, 592, 634, 664, 962, 1079, 1268, 1328, 1924, 2158, 2536, 3071, 3848, 4121, 4316, 5072, 6142, 7696, 8242, 8632, 11729, 12284, 16484, 17264, 23458, 24568, 26311, 32968, 39923, 46916, 49136, 52622, 65936, 79846, 93832, 105244, 152477, 159692, 187664, 210488, 304954, 319384, 342043, 420976, 609908, 638768, 684086, 973507, 1219816, 1368172, 1947014, 2439632, 2736344, 3894028, 5472688, 7788056, 12655591, 15576112, 25311182, 50622364, 101244728, 202489456]

約数ペア:

[(1, 202489456), (2, 101244728), (4, 50622364), (8, 25311182), (13, 15576112), (16, 12655591), (26, 7788056), (37, 5472688), (52, 3894028), (74, 2736344), (83, 2439632), (104, 1947014), (148, 1368172), (166, 1219816), (208, 973507), (296, 684086), (317, 638768), (332, 609908), (481, 420976), (592, 342043), (634, 319384), (664, 304954), (962, 210488), (1079, 187664), (1268, 159692), (1328, 152477), (1924, 105244), (2158, 93832), (2536, 79846), (3071, 65936), (3848, 52622), (4121, 49136), (4316, 46916), (5072, 39923), (6142, 32968), (7696, 26311), (8242, 24568), (8632, 23458), (11729, 17264), (12284, 16484)]