80920190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{6163}}^1$

素因数の和:6284

約数の個数: 32

約数和(自身を含む): 158439456

約数和(自身を除く): 77519266

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 505, 1010, 1313, 2626, 6163, 6565, 12326, 13130, 30815, 61630, 80119, 160238, 400595, 622463, 801190, 1244926, 3112315, 6224630, 8092019, 16184038, 40460095, 80920190]

約数ペア:

[(1, 80920190), (2, 40460095), (5, 16184038), (10, 8092019), (13, 6224630), (26, 3112315), (65, 1244926), (101, 801190), (130, 622463), (202, 400595), (505, 160238), (1010, 80119), (1313, 61630), (2626, 30815), (6163, 13130), (6565, 12326)]