959658520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{6269}}^1$

素因数の和:6412

約数の個数: 64

約数和(自身を含む): 2234628000

約数和(自身を除く): 1274969480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 89, 172, 178, 215, 344, 356, 430, 445, 712, 860, 890, 1720, 1780, 3560, 3827, 6269, 7654, 12538, 15308, 19135, 25076, 30616, 31345, 38270, 50152, 62690, 76540, 125380, 153080, 250760, 269567, 539134, 557941, 1078268, 1115882, 1347835, 2156536, 2231764, 2695670, 2789705, 4463528, 5391340, 5579410, 10782680, 11158820, 22317640, 23991463, 47982926, 95965852, 119957315, 191931704, 239914630, 479829260, 959658520]

約数ペア:

[(1, 959658520), (2, 479829260), (4, 239914630), (5, 191931704), (8, 119957315), (10, 95965852), (20, 47982926), (40, 23991463), (43, 22317640), (86, 11158820), (89, 10782680), (172, 5579410), (178, 5391340), (215, 4463528), (344, 2789705), (356, 2695670), (430, 2231764), (445, 2156536), (712, 1347835), (860, 1115882), (890, 1078268), (1720, 557941), (1780, 539134), (3560, 269567), (3827, 250760), (6269, 153080), (7654, 125380), (12538, 76540), (15308, 62690), (19135, 50152), (25076, 38270), (30616, 31345)]