78117710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{17321}}^1$

素因数の和:17380

約数の個数: 32

約数和(自身を含む): 157145184

約数和(自身を除く): 79027474

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 17321, 34642, 86605, 173210, 190531, 381062, 710161, 952655, 1420322, 1905310, 3550805, 7101610, 7811771, 15623542, 39058855, 78117710]

約数ペア:

[(1, 78117710), (2, 39058855), (5, 15623542), (10, 7811771), (11, 7101610), (22, 3550805), (41, 1905310), (55, 1420322), (82, 952655), (110, 710161), (205, 381062), (410, 190531), (451, 173210), (902, 86605), (2255, 34642), (4510, 17321)]