90550876

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 184464000

約数和(自身を除く): 93913124

約数列:

[1, 2, 4, 13, 26, 29, 31, 52, 58, 62, 116, 124, 149, 169, 298, 338, 377, 403, 596, 676, 754, 806, 899, 1508, 1612, 1798, 1937, 3596, 3874, 4321, 4619, 4901, 5239, 7748, 8642, 9238, 9802, 10478, 11687, 17284, 18476, 19604, 20956, 23374, 25181, 46748, 50362, 56173, 60047, 100724, 112346, 120094, 133951, 151931, 224692, 240188, 267902, 303862, 535804, 607724, 730249, 780611, 1460498, 1561222, 1741363, 2920996, 3122444, 3482726, 6965452, 22637719, 45275438, 90550876]

約数ペア:

[(1, 90550876), (2, 45275438), (4, 22637719), (13, 6965452), (26, 3482726), (29, 3122444), (31, 2920996), (52, 1741363), (58, 1561222), (62, 1460498), (116, 780611), (124, 730249), (149, 607724), (169, 535804), (298, 303862), (338, 267902), (377, 240188), (403, 224692), (596, 151931), (676, 133951), (754, 120094), (806, 112346), (899, 100724), (1508, 60047), (1612, 56173), (1798, 50362), (1937, 46748), (3596, 25181), (3874, 23374), (4321, 20956), (4619, 19604), (4901, 18476), (5239, 17284), (7748, 11687), (8642, 10478), (9238, 9802)]