81162488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 177292800

約数和(自身を除く): 96130312

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 227, 239, 374, 454, 478, 748, 908, 956, 1496, 1816, 1912, 2497, 2629, 3859, 4063, 4994, 5258, 7718, 8126, 9988, 10516, 15436, 16252, 19976, 21032, 30872, 32504, 42449, 44693, 54253, 84898, 89386, 108506, 169796, 178772, 217012, 339592, 357544, 434024, 596783, 922301, 1193566, 1844602, 2387132, 3689204, 4774264, 7378408, 10145311, 20290622, 40581244, 81162488]

約数ペア:

[(1, 81162488), (2, 40581244), (4, 20290622), (8, 10145311), (11, 7378408), (17, 4774264), (22, 3689204), (34, 2387132), (44, 1844602), (68, 1193566), (88, 922301), (136, 596783), (187, 434024), (227, 357544), (239, 339592), (374, 217012), (454, 178772), (478, 169796), (748, 108506), (908, 89386), (956, 84898), (1496, 54253), (1816, 44693), (1912, 42449), (2497, 32504), (2629, 30872), (3859, 21032), (4063, 19976), (4994, 16252), (5258, 15436), (7718, 10516), (8126, 9988)]