98145680

素因数分解:

$2^4\times 5^1\times {\mathrm{1226821}}^1$

素因数の和:1226834

約数の個数: 20

約数和(自身を含む): 228188892

約数和(自身を除く): 130043212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1226821, 2453642, 4907284, 6134105, 9814568, 12268210, 19629136, 24536420, 49072840, 98145680]

約数ペア:

[(1, 98145680), (2, 49072840), (4, 24536420), (5, 19629136), (8, 12268210), (10, 9814568), (16, 6134105), (20, 4907284), (40, 2453642), (80, 1226821)]