69115280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66457}}^1$

素因数の和:66483

約数の個数: 40

約数和(自身を含む): 173056632

約数和(自身を除く): 103941352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 66457, 132914, 265828, 332285, 531656, 664570, 863941, 1063312, 1329140, 1727882, 2658280, 3455764, 4319705, 5316560, 6911528, 8639410, 13823056, 17278820, 34557640, 69115280]

約数ペア:

[(1, 69115280), (2, 34557640), (4, 17278820), (5, 13823056), (8, 8639410), (10, 6911528), (13, 5316560), (16, 4319705), (20, 3455764), (26, 2658280), (40, 1727882), (52, 1329140), (65, 1063312), (80, 863941), (104, 664570), (130, 531656), (208, 332285), (260, 265828), (520, 132914), (1040, 66457)]