68861260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^2$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 160770960

約数和(自身を除く): 91909700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 67, 118, 130, 134, 236, 260, 268, 295, 335, 590, 670, 767, 871, 1180, 1340, 1534, 1742, 3068, 3484, 3835, 3953, 4355, 4489, 7670, 7906, 8710, 8978, 15340, 15812, 17420, 17956, 19765, 22445, 39530, 44890, 51389, 58357, 79060, 89780, 102778, 116714, 205556, 233428, 256945, 264851, 291785, 513890, 529702, 583570, 1027780, 1059404, 1167140, 1324255, 2648510, 3443063, 5297020, 6886126, 13772252, 17215315, 34430630, 68861260]

約数ペア:

[(1, 68861260), (2, 34430630), (4, 17215315), (5, 13772252), (10, 6886126), (13, 5297020), (20, 3443063), (26, 2648510), (52, 1324255), (59, 1167140), (65, 1059404), (67, 1027780), (118, 583570), (130, 529702), (134, 513890), (236, 291785), (260, 264851), (268, 256945), (295, 233428), (335, 205556), (590, 116714), (670, 102778), (767, 89780), (871, 79060), (1180, 58357), (1340, 51389), (1534, 44890), (1742, 39530), (3068, 22445), (3484, 19765), (3835, 17956), (3953, 17420), (4355, 15812), (4489, 15340), (7670, 8978), (7906, 8710)]