76974020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{72617}}^1$

素因数の和:72679

約数の個数: 24

約数和(自身を含む): 164697624

約数和(自身を除く): 87723604

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 72617, 145234, 290468, 363085, 726170, 1452340, 3848701, 7697402, 15394804, 19243505, 38487010, 76974020]

約数ペア:

[(1, 76974020), (2, 38487010), (4, 19243505), (5, 15394804), (10, 7697402), (20, 3848701), (53, 1452340), (106, 726170), (212, 363085), (265, 290468), (530, 145234), (1060, 72617)]