108965870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 219409344

約数和(自身を除く): 110443474

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 101, 130, 193, 202, 215, 386, 430, 505, 559, 965, 1010, 1118, 1313, 1930, 2509, 2626, 2795, 4343, 5018, 5590, 6565, 8299, 8686, 12545, 13130, 16598, 19493, 21715, 25090, 38986, 41495, 43430, 56459, 82990, 97465, 107887, 112918, 194930, 215774, 253409, 282295, 506818, 539435, 564590, 838199, 1078870, 1267045, 1676398, 2534090, 4190995, 8381990, 10896587, 21793174, 54482935, 108965870]

約数ペア:

[(1, 108965870), (2, 54482935), (5, 21793174), (10, 10896587), (13, 8381990), (26, 4190995), (43, 2534090), (65, 1676398), (86, 1267045), (101, 1078870), (130, 838199), (193, 564590), (202, 539435), (215, 506818), (386, 282295), (430, 253409), (505, 215774), (559, 194930), (965, 112918), (1010, 107887), (1118, 97465), (1313, 82990), (1930, 56459), (2509, 43430), (2626, 41495), (2795, 38986), (4343, 25090), (5018, 21715), (5590, 19493), (6565, 16598), (8299, 13130), (8686, 12545)]