80667405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19699}}^1$

素因数の和:19730

約数の個数: 48

約数和(自身を含む): 172099200

約数和(自身を除く): 91431795

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 19699, 59097, 98495, 137893, 177291, 256087, 295485, 413679, 689465, 768261, 886455, 1241037, 1280435, 1792609, 2068395, 2304783, 3841305, 5377827, 6205185, 8963045, 11523915, 16133481, 26889135, 80667405]

約数ペア:

[(1, 80667405), (3, 26889135), (5, 16133481), (7, 11523915), (9, 8963045), (13, 6205185), (15, 5377827), (21, 3841305), (35, 2304783), (39, 2068395), (45, 1792609), (63, 1280435), (65, 1241037), (91, 886455), (105, 768261), (117, 689465), (195, 413679), (273, 295485), (315, 256087), (455, 177291), (585, 137893), (819, 98495), (1365, 59097), (4095, 19699)]