89875772

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 186654720

約数和(自身を除く): 96778948

約数列:

[1, 2, 4, 7, 14, 28, 41, 79, 82, 158, 164, 287, 316, 553, 574, 991, 1106, 1148, 1982, 2212, 3239, 3964, 6478, 6937, 12956, 13874, 22673, 27748, 40631, 45346, 78289, 81262, 90692, 156578, 162524, 284417, 313156, 548023, 568834, 1096046, 1137668, 2192092, 3209849, 6419698, 12839396, 22468943, 44937886, 89875772]

約数ペア:

[(1, 89875772), (2, 44937886), (4, 22468943), (7, 12839396), (14, 6419698), (28, 3209849), (41, 2192092), (79, 1137668), (82, 1096046), (158, 568834), (164, 548023), (287, 313156), (316, 284417), (553, 162524), (574, 156578), (991, 90692), (1106, 81262), (1148, 78289), (1982, 45346), (2212, 40631), (3239, 27748), (3964, 22673), (6478, 13874), (6937, 12956)]