419694145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1601}}^1$

素因数の和:1765

約数の個数: 32

約数和(自身を含む): 562494240

約数和(自身を除く): 142800095

約数列:

[1, 5, 13, 37, 65, 109, 185, 481, 545, 1417, 1601, 2405, 4033, 7085, 8005, 20165, 20813, 52429, 59237, 104065, 174509, 262145, 296185, 770081, 872545, 2268617, 3850405, 6456833, 11343085, 32284165, 83938829, 419694145]

約数ペア:

[(1, 419694145), (5, 83938829), (13, 32284165), (37, 11343085), (65, 6456833), (109, 3850405), (185, 2268617), (481, 872545), (545, 770081), (1417, 296185), (1601, 262145), (2405, 174509), (4033, 104065), (7085, 59237), (8005, 52429), (20165, 20813)]