141803680

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20611}}^1$

素因数の和:20669

約数の個数: 48

約数和(自身を含む): 342818784

約数和(自身を除く): 201015104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 20611, 41222, 82444, 103055, 164888, 206110, 329776, 412220, 659552, 824440, 886273, 1648880, 1772546, 3297760, 3545092, 4431365, 7090184, 8862730, 14180368, 17725460, 28360736, 35450920, 70901840, 141803680]

約数ペア:

[(1, 141803680), (2, 70901840), (4, 35450920), (5, 28360736), (8, 17725460), (10, 14180368), (16, 8862730), (20, 7090184), (32, 4431365), (40, 3545092), (43, 3297760), (80, 1772546), (86, 1648880), (160, 886273), (172, 824440), (215, 659552), (344, 412220), (430, 329776), (688, 206110), (860, 164888), (1376, 103055), (1720, 82444), (3440, 41222), (6880, 20611)]