25378280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37321}}^1$

素因数の和:37349

約数の個数: 32

約数和(自身を含む): 60461640

約数和(自身を除く): 35083360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 37321, 74642, 149284, 186605, 298568, 373210, 634457, 746420, 1268914, 1492840, 2537828, 3172285, 5075656, 6344570, 12689140, 25378280]

約数ペア:

[(1, 25378280), (2, 12689140), (4, 6344570), (5, 5075656), (8, 3172285), (10, 2537828), (17, 1492840), (20, 1268914), (34, 746420), (40, 634457), (68, 373210), (85, 298568), (136, 186605), (170, 149284), (340, 74642), (680, 37321)]