289584035

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1061}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 419787360

約数和(自身を除く): 130203325

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 169, 221, 247, 323, 845, 1061, 1105, 1235, 1615, 2873, 3211, 4199, 5305, 13793, 14365, 16055, 18037, 20159, 20995, 54587, 68965, 90185, 100795, 179309, 234481, 262067, 272935, 342703, 896545, 1172405, 1310335, 1713515, 3048253, 3406871, 4455139, 15241265, 17034355, 22275695, 57916807, 289584035]

約数ペア:

[(1, 289584035), (5, 57916807), (13, 22275695), (17, 17034355), (19, 15241265), (65, 4455139), (85, 3406871), (95, 3048253), (169, 1713515), (221, 1310335), (247, 1172405), (323, 896545), (845, 342703), (1061, 272935), (1105, 262067), (1235, 234481), (1615, 179309), (2873, 100795), (3211, 90185), (4199, 68965), (5305, 54587), (13793, 20995), (14365, 20159), (16055, 18037)]