73413040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21341}}^1$

素因数の和:21397

約数の個数: 40

約数和(自身を含む): 174662928

約数和(自身を除く): 101249888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 21341, 42682, 85364, 106705, 170728, 213410, 341456, 426820, 853640, 917663, 1707280, 1835326, 3670652, 4588315, 7341304, 9176630, 14682608, 18353260, 36706520, 73413040]

約数ペア:

[(1, 73413040), (2, 36706520), (4, 18353260), (5, 14682608), (8, 9176630), (10, 7341304), (16, 4588315), (20, 3670652), (40, 1835326), (43, 1707280), (80, 917663), (86, 853640), (172, 426820), (215, 341456), (344, 213410), (430, 170728), (688, 106705), (860, 85364), (1720, 42682), (3440, 21341)]