65754080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{8387}}^1$

素因数の和:8416

約数の個数: 72

約数和(自身を含む): 180727848

約数和(自身を除く): 114973768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 8387, 16774, 33548, 41935, 58709, 67096, 83870, 117418, 134192, 167740, 234836, 268384, 293545, 335480, 410963, 469672, 587090, 670960, 821926, 939344, 1174180, 1341920, 1643852, 1878688, 2054815, 2348360, 3287704, 4109630, 4696720, 6575408, 8219260, 9393440, 13150816, 16438520, 32877040, 65754080]

約数ペア:

[(1, 65754080), (2, 32877040), (4, 16438520), (5, 13150816), (7, 9393440), (8, 8219260), (10, 6575408), (14, 4696720), (16, 4109630), (20, 3287704), (28, 2348360), (32, 2054815), (35, 1878688), (40, 1643852), (49, 1341920), (56, 1174180), (70, 939344), (80, 821926), (98, 670960), (112, 587090), (140, 469672), (160, 410963), (196, 335480), (224, 293545), (245, 268384), (280, 234836), (392, 167740), (490, 134192), (560, 117418), (784, 83870), (980, 67096), (1120, 58709), (1568, 41935), (1960, 33548), (3920, 16774), (7840, 8387)]