68666468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 138121200

約数和(自身を除く): 69454732

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 173, 221, 346, 442, 449, 692, 884, 898, 1796, 2249, 2941, 4498, 5837, 5882, 7633, 8996, 11674, 11764, 15266, 23348, 30532, 38233, 76466, 77677, 99229, 152932, 155354, 198458, 310708, 396916, 1009801, 1320509, 2019602, 2641018, 4039204, 5282036, 17166617, 34333234, 68666468]

約数ペア:

[(1, 68666468), (2, 34333234), (4, 17166617), (13, 5282036), (17, 4039204), (26, 2641018), (34, 2019602), (52, 1320509), (68, 1009801), (173, 396916), (221, 310708), (346, 198458), (442, 155354), (449, 152932), (692, 99229), (884, 77677), (898, 76466), (1796, 38233), (2249, 30532), (2941, 23348), (4498, 15266), (5837, 11764), (5882, 11674), (7633, 8996)]