155638145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2309}}^1$

素因数の和:2405

約数の個数: 32

約数和(自身を含む): 216548640

約数和(自身を除く): 60910495

約数列:

[1, 5, 13, 17, 61, 65, 85, 221, 305, 793, 1037, 1105, 2309, 3965, 5185, 11545, 13481, 30017, 39253, 67405, 140849, 150085, 196265, 510289, 704245, 1831037, 2394433, 2551445, 9155185, 11972165, 31127629, 155638145]

約数ペア:

[(1, 155638145), (5, 31127629), (13, 11972165), (17, 9155185), (61, 2551445), (65, 2394433), (85, 1831037), (221, 704245), (305, 510289), (793, 196265), (1037, 150085), (1105, 140849), (2309, 67405), (3965, 39253), (5185, 30017), (11545, 13481)]