90991208

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8689}}^1$

素因数の和:8730

約数の個数: 64

約数和(自身を含む): 225244800

約数和(自身を除く): 134253592

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 136, 154, 187, 238, 308, 374, 476, 616, 748, 952, 1309, 1496, 2618, 5236, 8689, 10472, 17378, 34756, 60823, 69512, 95579, 121646, 147713, 191158, 243292, 295426, 382316, 486584, 590852, 669053, 764632, 1033991, 1181704, 1338106, 1624843, 2067982, 2676212, 3249686, 4135964, 5352424, 6499372, 8271928, 11373901, 12998744, 22747802, 45495604, 90991208]

約数ペア:

[(1, 90991208), (2, 45495604), (4, 22747802), (7, 12998744), (8, 11373901), (11, 8271928), (14, 6499372), (17, 5352424), (22, 4135964), (28, 3249686), (34, 2676212), (44, 2067982), (56, 1624843), (68, 1338106), (77, 1181704), (88, 1033991), (119, 764632), (136, 669053), (154, 590852), (187, 486584), (238, 382316), (308, 295426), (374, 243292), (476, 191158), (616, 147713), (748, 121646), (952, 95579), (1309, 69512), (1496, 60823), (2618, 34756), (5236, 17378), (8689, 10472)]