68722288

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{397}}^1$

素因数の和:785

約数の個数: 40

約数和(自身を含む): 138185600

約数和(自身を除く): 69463312

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 349, 397, 496, 698, 794, 1396, 1588, 2792, 3176, 5584, 6352, 10819, 12307, 21638, 24614, 43276, 49228, 86552, 98456, 138553, 173104, 196912, 277106, 554212, 1108424, 2216848, 4295143, 8590286, 17180572, 34361144, 68722288]

約数ペア:

[(1, 68722288), (2, 34361144), (4, 17180572), (8, 8590286), (16, 4295143), (31, 2216848), (62, 1108424), (124, 554212), (248, 277106), (349, 196912), (397, 173104), (496, 138553), (698, 98456), (794, 86552), (1396, 49228), (1588, 43276), (2792, 24614), (3176, 21638), (5584, 12307), (6352, 10819)]