181130768

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4013}}^1$

素因数の和:4072

約数の個数: 80

約数和(自身を含む): 445971456

約数和(自身を除く): 264840688

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 4013, 5642, 6448, 8026, 11284, 16052, 22568, 28091, 32104, 45136, 52169, 56182, 64208, 104338, 112364, 124403, 208676, 224728, 248806, 365183, 417352, 449456, 497612, 730366, 834704, 870821, 995224, 1460732, 1617239, 1741642, 1990448, 2921464, 3234478, 3483284, 5842928, 6468956, 6966568, 11320673, 12937912, 13933136, 22641346, 25875824, 45282692, 90565384, 181130768]

約数ペア:

[(1, 181130768), (2, 90565384), (4, 45282692), (7, 25875824), (8, 22641346), (13, 13933136), (14, 12937912), (16, 11320673), (26, 6966568), (28, 6468956), (31, 5842928), (52, 3483284), (56, 3234478), (62, 2921464), (91, 1990448), (104, 1741642), (112, 1617239), (124, 1460732), (182, 995224), (208, 870821), (217, 834704), (248, 730366), (364, 497612), (403, 449456), (434, 417352), (496, 365183), (728, 248806), (806, 224728), (868, 208676), (1456, 124403), (1612, 112364), (1736, 104338), (2821, 64208), (3224, 56182), (3472, 52169), (4013, 45136), (5642, 32104), (6448, 28091), (8026, 22568), (11284, 16052)]