54578380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 118752480

約数和(自身を除く): 64174100

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 101, 164, 202, 205, 404, 410, 505, 659, 820, 1010, 1318, 2020, 2636, 3295, 4141, 6590, 8282, 13180, 16564, 20705, 27019, 41410, 54038, 66559, 82820, 108076, 133118, 135095, 266236, 270190, 332795, 540380, 665590, 1331180, 2728919, 5457838, 10915676, 13644595, 27289190, 54578380]

約数ペア:

[(1, 54578380), (2, 27289190), (4, 13644595), (5, 10915676), (10, 5457838), (20, 2728919), (41, 1331180), (82, 665590), (101, 540380), (164, 332795), (202, 270190), (205, 266236), (404, 135095), (410, 133118), (505, 108076), (659, 82820), (820, 66559), (1010, 54038), (1318, 41410), (2020, 27019), (2636, 20705), (3295, 16564), (4141, 13180), (6590, 8282)]