78642786

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 172846080

約数和(自身を除く): 94203294

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 61, 86, 114, 122, 129, 183, 258, 263, 366, 526, 789, 817, 1159, 1578, 1634, 2318, 2451, 2623, 3477, 4902, 4997, 5246, 6954, 7869, 9994, 11309, 14991, 15738, 16043, 22618, 29982, 32086, 33927, 48129, 49837, 67854, 96258, 99674, 149511, 214871, 299022, 304817, 429742, 609634, 644613, 689849, 914451, 1289226, 1379698, 1828902, 2069547, 4139094, 13107131, 26214262, 39321393, 78642786]

約数ペア:

[(1, 78642786), (2, 39321393), (3, 26214262), (6, 13107131), (19, 4139094), (38, 2069547), (43, 1828902), (57, 1379698), (61, 1289226), (86, 914451), (114, 689849), (122, 644613), (129, 609634), (183, 429742), (258, 304817), (263, 299022), (366, 214871), (526, 149511), (789, 99674), (817, 96258), (1159, 67854), (1578, 49837), (1634, 48129), (2318, 33927), (2451, 32086), (2623, 29982), (3477, 22618), (4902, 16043), (4997, 15738), (5246, 14991), (6954, 11309), (7869, 9994)]