77827280

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{26293}}^1$

素因数の和:26343

約数の個数: 40

約数和(自身を含む): 185845992

約数和(自身を除く): 108018712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 26293, 52586, 105172, 131465, 210344, 262930, 420688, 525860, 972841, 1051720, 1945682, 2103440, 3891364, 4864205, 7782728, 9728410, 15565456, 19456820, 38913640, 77827280]

約数ペア:

[(1, 77827280), (2, 38913640), (4, 19456820), (5, 15565456), (8, 9728410), (10, 7782728), (16, 4864205), (20, 3891364), (37, 2103440), (40, 1945682), (74, 1051720), (80, 972841), (148, 525860), (185, 420688), (296, 262930), (370, 210344), (592, 131465), (740, 105172), (1480, 52586), (2960, 26293)]