90097040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2381}}^1$

素因数の和:2448

約数の個数: 80

約数和(自身を含む): 233931456

約数和(自身を除く): 143834416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1720, 1892, 2365, 2381, 3440, 3784, 4730, 4762, 7568, 9460, 9524, 11905, 18920, 19048, 23810, 26191, 37840, 38096, 47620, 52382, 95240, 102383, 104764, 130955, 190480, 204766, 209528, 261910, 409532, 419056, 511915, 523820, 819064, 1023830, 1047640, 1126213, 1638128, 2047660, 2095280, 2252426, 4095320, 4504852, 5631065, 8190640, 9009704, 11262130, 18019408, 22524260, 45048520, 90097040]

約数ペア:

[(1, 90097040), (2, 45048520), (4, 22524260), (5, 18019408), (8, 11262130), (10, 9009704), (11, 8190640), (16, 5631065), (20, 4504852), (22, 4095320), (40, 2252426), (43, 2095280), (44, 2047660), (55, 1638128), (80, 1126213), (86, 1047640), (88, 1023830), (110, 819064), (172, 523820), (176, 511915), (215, 419056), (220, 409532), (344, 261910), (430, 209528), (440, 204766), (473, 190480), (688, 130955), (860, 104764), (880, 102383), (946, 95240), (1720, 52382), (1892, 47620), (2365, 38096), (2381, 37840), (3440, 26191), (3784, 23810), (4730, 19048), (4762, 18920), (7568, 11905), (9460, 9524)]