83981325

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:966

約数の個数: 48

約数和(自身を含む): 146990592

約数和(自身を除く): 63009267

約数列:

[1, 3, 5, 15, 25, 31, 41, 75, 93, 123, 155, 205, 465, 615, 775, 881, 1025, 1271, 2325, 2643, 3075, 3813, 4405, 6355, 13215, 19065, 22025, 27311, 31775, 36121, 66075, 81933, 95325, 108363, 136555, 180605, 409665, 541815, 682775, 903025, 1119751, 2048325, 2709075, 3359253, 5598755, 16796265, 27993775, 83981325]

約数ペア:

[(1, 83981325), (3, 27993775), (5, 16796265), (15, 5598755), (25, 3359253), (31, 2709075), (41, 2048325), (75, 1119751), (93, 903025), (123, 682775), (155, 541815), (205, 409665), (465, 180605), (615, 136555), (775, 108363), (881, 95325), (1025, 81933), (1271, 66075), (2325, 36121), (2643, 31775), (3075, 27311), (3813, 22025), (4405, 19065), (6355, 13215)]