68665016

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{20101}}^1$

素因数の和:20175

約数の個数: 32

約数和(自身を含む): 149558880

約数和(自身を除く): 80893864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 20101, 40202, 80404, 140707, 160808, 281414, 562828, 1125656, 1226161, 2452322, 4904644, 8583127, 9809288, 17166254, 34332508, 68665016]

約数ペア:

[(1, 68665016), (2, 34332508), (4, 17166254), (7, 9809288), (8, 8583127), (14, 4904644), (28, 2452322), (56, 1226161), (61, 1125656), (122, 562828), (244, 281414), (427, 160808), (488, 140707), (854, 80404), (1708, 40202), (3416, 20101)]