31315690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 67371264

約数和(自身を除く): 36055574

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 107, 113, 185, 214, 226, 259, 370, 518, 535, 565, 749, 791, 1070, 1130, 1295, 1498, 1582, 2590, 3745, 3955, 3959, 4181, 7490, 7910, 7918, 8362, 12091, 19795, 20905, 24182, 27713, 29267, 39590, 41810, 55426, 58534, 60455, 84637, 120910, 138565, 146335, 169274, 277130, 292670, 423185, 447367, 846370, 894734, 2236835, 3131569, 4473670, 6263138, 15657845, 31315690]

約数ペア:

[(1, 31315690), (2, 15657845), (5, 6263138), (7, 4473670), (10, 3131569), (14, 2236835), (35, 894734), (37, 846370), (70, 447367), (74, 423185), (107, 292670), (113, 277130), (185, 169274), (214, 146335), (226, 138565), (259, 120910), (370, 84637), (518, 60455), (535, 58534), (565, 55426), (749, 41810), (791, 39590), (1070, 29267), (1130, 27713), (1295, 24182), (1498, 20905), (1582, 19795), (2590, 12091), (3745, 8362), (3955, 7918), (3959, 7910), (4181, 7490)]