79702840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1013}}^1$

素因数の和:1312

約数の個数: 64

約数和(自身を含む): 205882560

約数和(自身を除く): 126179720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 281, 562, 1013, 1124, 1405, 1967, 2026, 2248, 2810, 3934, 4052, 5065, 5620, 7091, 7868, 8104, 9835, 10130, 11240, 14182, 15736, 19670, 20260, 28364, 35455, 39340, 40520, 56728, 70910, 78680, 141820, 283640, 284653, 569306, 1138612, 1423265, 1992571, 2277224, 2846530, 3985142, 5693060, 7970284, 9962855, 11386120, 15940568, 19925710, 39851420, 79702840]

約数ペア:

[(1, 79702840), (2, 39851420), (4, 19925710), (5, 15940568), (7, 11386120), (8, 9962855), (10, 7970284), (14, 5693060), (20, 3985142), (28, 2846530), (35, 2277224), (40, 1992571), (56, 1423265), (70, 1138612), (140, 569306), (280, 284653), (281, 283640), (562, 141820), (1013, 78680), (1124, 70910), (1405, 56728), (1967, 40520), (2026, 39340), (2248, 35455), (2810, 28364), (3934, 20260), (4052, 19670), (5065, 15736), (5620, 14182), (7091, 11240), (7868, 10130), (8104, 9835)]