71758615

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 96655680

約数和(自身を除く): 24897065

約数列:

[1, 5, 17, 29, 43, 85, 145, 215, 493, 677, 731, 1247, 2465, 3385, 3655, 6235, 11509, 19633, 21199, 29111, 57545, 98165, 105995, 145555, 333761, 494887, 844219, 1668805, 2474435, 4221095, 14351723, 71758615]

約数ペア:

[(1, 71758615), (5, 14351723), (17, 4221095), (29, 2474435), (43, 1668805), (85, 844219), (145, 494887), (215, 333761), (493, 145555), (677, 105995), (731, 98165), (1247, 57545), (2465, 29111), (3385, 21199), (3655, 19633), (6235, 11509)]