73433680

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21347}}^1$

素因数の和:21403

約数の個数: 40

約数和(自身を含む): 174712032

約数和(自身を除く): 101278352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 21347, 42694, 85388, 106735, 170776, 213470, 341552, 426940, 853880, 917921, 1707760, 1835842, 3671684, 4589605, 7343368, 9179210, 14686736, 18358420, 36716840, 73433680]

約数ペア:

[(1, 73433680), (2, 36716840), (4, 18358420), (5, 14686736), (8, 9179210), (10, 7343368), (16, 4589605), (20, 3671684), (40, 1835842), (43, 1707760), (80, 917921), (86, 853880), (172, 426940), (215, 341552), (344, 213470), (430, 170776), (688, 106735), (860, 85388), (1720, 42694), (3440, 21347)]