101302480

素因数分解:

$2^4\times 5^1\times {\mathrm{1266281}}^1$

素因数の和:1266294

約数の個数: 20

約数和(自身を含む): 235528452

約数和(自身を除く): 134225972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1266281, 2532562, 5065124, 6331405, 10130248, 12662810, 20260496, 25325620, 50651240, 101302480]

約数ペア:

[(1, 101302480), (2, 50651240), (4, 25325620), (5, 20260496), (8, 12662810), (10, 10130248), (16, 6331405), (20, 5065124), (40, 2532562), (80, 1266281)]