40680575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 59371200

約数和(自身を除く): 18690625

約数列:

[1, 5, 13, 17, 25, 37, 65, 85, 185, 199, 221, 325, 425, 481, 629, 925, 995, 1105, 2405, 2587, 3145, 3383, 4975, 5525, 7363, 8177, 12025, 12935, 15725, 16915, 36815, 40885, 43979, 64675, 84575, 95719, 125171, 184075, 204425, 219895, 478595, 625855, 1099475, 1627223, 2392975, 3129275, 8136115, 40680575]

約数ペア:

[(1, 40680575), (5, 8136115), (13, 3129275), (17, 2392975), (25, 1627223), (37, 1099475), (65, 625855), (85, 478595), (185, 219895), (199, 204425), (221, 184075), (325, 125171), (425, 95719), (481, 84575), (629, 64675), (925, 43979), (995, 40885), (1105, 36815), (2405, 16915), (2587, 15725), (3145, 12935), (3383, 12025), (4975, 8177), (5525, 7363)]