90256686

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 202782720

約数和(自身を除く): 112526034

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 163, 186, 229, 326, 403, 458, 489, 687, 806, 978, 1209, 1374, 2119, 2418, 2977, 4238, 5053, 5954, 6357, 7099, 8931, 10106, 12714, 14198, 15159, 17862, 21297, 30318, 37327, 42594, 65689, 74654, 92287, 111981, 131378, 184574, 197067, 223962, 276861, 394134, 485251, 553722, 970502, 1157137, 1455753, 2314274, 2911506, 3471411, 6942822, 15042781, 30085562, 45128343, 90256686]

約数ペア:

[(1, 90256686), (2, 45128343), (3, 30085562), (6, 15042781), (13, 6942822), (26, 3471411), (31, 2911506), (39, 2314274), (62, 1455753), (78, 1157137), (93, 970502), (163, 553722), (186, 485251), (229, 394134), (326, 276861), (403, 223962), (458, 197067), (489, 184574), (687, 131378), (806, 111981), (978, 92287), (1209, 74654), (1374, 65689), (2119, 42594), (2418, 37327), (2977, 30318), (4238, 21297), (5053, 17862), (5954, 15159), (6357, 14198), (7099, 12714), (8931, 10106)]