71407040

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^2\times {\mathrm{163}}^1$

素因数の和:254

約数の個数: 84

約数和(自身を含む): 175829976

約数和(自身を除く): 104422936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 163, 185, 296, 320, 326, 370, 592, 652, 740, 815, 1184, 1304, 1369, 1480, 1630, 2368, 2608, 2738, 2960, 3260, 5216, 5476, 5920, 6031, 6520, 6845, 10432, 10952, 11840, 12062, 13040, 13690, 21904, 24124, 26080, 27380, 30155, 43808, 48248, 52160, 54760, 60310, 87616, 96496, 109520, 120620, 192992, 219040, 223147, 241240, 385984, 438080, 446294, 482480, 892588, 964960, 1115735, 1785176, 1929920, 2231470, 3570352, 4462940, 7140704, 8925880, 14281408, 17851760, 35703520, 71407040]

約数ペア:

[(1, 71407040), (2, 35703520), (4, 17851760), (5, 14281408), (8, 8925880), (10, 7140704), (16, 4462940), (20, 3570352), (32, 2231470), (37, 1929920), (40, 1785176), (64, 1115735), (74, 964960), (80, 892588), (148, 482480), (160, 446294), (163, 438080), (185, 385984), (296, 241240), (320, 223147), (326, 219040), (370, 192992), (592, 120620), (652, 109520), (740, 96496), (815, 87616), (1184, 60310), (1304, 54760), (1369, 52160), (1480, 48248), (1630, 43808), (2368, 30155), (2608, 27380), (2738, 26080), (2960, 24124), (3260, 21904), (5216, 13690), (5476, 13040), (5920, 12062), (6031, 11840), (6520, 10952), (6845, 10432)]