68644496

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{389}}^1$

素因数の和:707

約数の個数: 40

約数和(自身を含む): 137100600

約数和(自身を除く): 68456104

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 269, 328, 389, 538, 656, 778, 1076, 1556, 2152, 3112, 4304, 6224, 11029, 15949, 22058, 31898, 44116, 63796, 88232, 104641, 127592, 176464, 209282, 255184, 418564, 837128, 1674256, 4290281, 8580562, 17161124, 34322248, 68644496]

約数ペア:

[(1, 68644496), (2, 34322248), (4, 17161124), (8, 8580562), (16, 4290281), (41, 1674256), (82, 837128), (164, 418564), (269, 255184), (328, 209282), (389, 176464), (538, 127592), (656, 104641), (778, 88232), (1076, 63796), (1556, 44116), (2152, 31898), (3112, 22058), (4304, 15949), (6224, 11029)]