71365864

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{919}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 142084800

約数和(自身を除く): 70718936

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 571, 919, 1142, 1838, 2284, 3676, 4568, 7352, 9707, 15623, 19414, 31246, 38828, 62492, 77656, 124984, 524749, 1049498, 2098996, 4197992, 8920733, 17841466, 35682932, 71365864]

約数ペア:

[(1, 71365864), (2, 35682932), (4, 17841466), (8, 8920733), (17, 4197992), (34, 2098996), (68, 1049498), (136, 524749), (571, 124984), (919, 77656), (1142, 62492), (1838, 38828), (2284, 31246), (3676, 19414), (4568, 15623), (7352, 9707)]