77228720

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8543}}^1$

素因数の和:8669

約数の個数: 40

約数和(自身を含む): 181166976

約数和(自身を除く): 103938256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 8543, 9040, 17086, 34172, 42715, 68344, 85430, 136688, 170860, 341720, 683440, 965359, 1930718, 3861436, 4826795, 7722872, 9653590, 15445744, 19307180, 38614360, 77228720]

約数ペア:

[(1, 77228720), (2, 38614360), (4, 19307180), (5, 15445744), (8, 9653590), (10, 7722872), (16, 4826795), (20, 3861436), (40, 1930718), (80, 965359), (113, 683440), (226, 341720), (452, 170860), (565, 136688), (904, 85430), (1130, 68344), (1808, 42715), (2260, 34172), (4520, 17086), (8543, 9040)]