68394928

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19699}}^1$

素因数の和:19745

約数の個数: 40

約数和(自身を含む): 156339200

約数和(自身を除く): 87944272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 19699, 39398, 78796, 137893, 157592, 275786, 315184, 551572, 610669, 1103144, 1221338, 2206288, 2442676, 4274683, 4885352, 8549366, 9770704, 17098732, 34197464, 68394928]

約数ペア:

[(1, 68394928), (2, 34197464), (4, 17098732), (7, 9770704), (8, 8549366), (14, 4885352), (16, 4274683), (28, 2442676), (31, 2206288), (56, 1221338), (62, 1103144), (112, 610669), (124, 551572), (217, 315184), (248, 275786), (434, 157592), (496, 137893), (868, 78796), (1736, 39398), (3472, 19699)]