81230896

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{4091}}^1$

素因数の和:4189

約数の個数: 40

約数和(自身を含む): 168966864

約数和(自身を除く): 87735968

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 73, 136, 146, 272, 292, 584, 1168, 1241, 2482, 4091, 4964, 8182, 9928, 16364, 19856, 32728, 65456, 69547, 139094, 278188, 298643, 556376, 597286, 1112752, 1194572, 2389144, 4778288, 5076931, 10153862, 20307724, 40615448, 81230896]

約数ペア:

[(1, 81230896), (2, 40615448), (4, 20307724), (8, 10153862), (16, 5076931), (17, 4778288), (34, 2389144), (68, 1194572), (73, 1112752), (136, 597286), (146, 556376), (272, 298643), (292, 278188), (584, 139094), (1168, 69547), (1241, 65456), (2482, 32728), (4091, 19856), (4964, 16364), (8182, 9928)]