81176228

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2281}}^1$

素因数の和:2364

約数の個数: 48

約数和(自身を含む): 171752448

約数和(自身を除く): 90576220

約数列:

[1, 2, 4, 7, 14, 28, 31, 41, 62, 82, 124, 164, 217, 287, 434, 574, 868, 1148, 1271, 2281, 2542, 4562, 5084, 8897, 9124, 15967, 17794, 31934, 35588, 63868, 70711, 93521, 141422, 187042, 282844, 374084, 494977, 654647, 989954, 1309294, 1979908, 2618588, 2899151, 5798302, 11596604, 20294057, 40588114, 81176228]

約数ペア:

[(1, 81176228), (2, 40588114), (4, 20294057), (7, 11596604), (14, 5798302), (28, 2899151), (31, 2618588), (41, 1979908), (62, 1309294), (82, 989954), (124, 654647), (164, 494977), (217, 374084), (287, 282844), (434, 187042), (574, 141422), (868, 93521), (1148, 70711), (1271, 63868), (2281, 35588), (2542, 31934), (4562, 17794), (5084, 15967), (8897, 9124)]