31816010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 62001720

約数和(自身を除く): 30185710

約数列:

[1, 2, 5, 10, 17, 34, 85, 101, 109, 170, 202, 218, 289, 505, 545, 578, 1010, 1090, 1445, 1717, 1853, 2890, 3434, 3706, 8585, 9265, 11009, 17170, 18530, 22018, 29189, 31501, 55045, 58378, 63002, 110090, 145945, 157505, 187153, 291890, 315010, 374306, 935765, 1871530, 3181601, 6363202, 15908005, 31816010]

約数ペア:

[(1, 31816010), (2, 15908005), (5, 6363202), (10, 3181601), (17, 1871530), (34, 935765), (85, 374306), (101, 315010), (109, 291890), (170, 187153), (202, 157505), (218, 145945), (289, 110090), (505, 63002), (545, 58378), (578, 55045), (1010, 31501), (1090, 29189), (1445, 22018), (1717, 18530), (1853, 17170), (2890, 11009), (3434, 9265), (3706, 8585)]