68928145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 97977600

約数和(自身を除く): 29049455

約数列:

[1, 5, 11, 13, 55, 65, 143, 149, 647, 715, 745, 1639, 1937, 3235, 7117, 8195, 8411, 9685, 21307, 35585, 42055, 92521, 96403, 106535, 462605, 482015, 1060433, 1253239, 5302165, 6266195, 13785629, 68928145]

約数ペア:

[(1, 68928145), (5, 13785629), (11, 6266195), (13, 5302165), (55, 1253239), (65, 1060433), (143, 482015), (149, 462605), (647, 106535), (715, 96403), (745, 92521), (1639, 42055), (1937, 35585), (3235, 21307), (7117, 9685), (8195, 8411)]