54281000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:172

約数の個数: 128

約数和(自身を含む): 140175360

約数和(自身を除く): 85894360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 31, 34, 40, 50, 62, 68, 85, 100, 103, 124, 125, 136, 155, 170, 200, 206, 248, 250, 310, 340, 412, 425, 500, 515, 527, 620, 680, 775, 824, 850, 1000, 1030, 1054, 1240, 1550, 1700, 1751, 2060, 2108, 2125, 2575, 2635, 3100, 3193, 3400, 3502, 3875, 4120, 4216, 4250, 5150, 5270, 6200, 6386, 7004, 7750, 8500, 8755, 10300, 10540, 12772, 12875, 13175, 14008, 15500, 15965, 17000, 17510, 20600, 21080, 25544, 25750, 26350, 31000, 31930, 35020, 43775, 51500, 52700, 54281, 63860, 65875, 70040, 79825, 87550, 103000, 105400, 108562, 127720, 131750, 159650, 175100, 217124, 218875, 263500, 271405, 319300, 350200, 399125, 434248, 437750, 527000, 542810, 638600, 798250, 875500, 1085620, 1357025, 1596500, 1751000, 2171240, 2714050, 3193000, 5428100, 6785125, 10856200, 13570250, 27140500, 54281000]

約数ペア:

[(1, 54281000), (2, 27140500), (4, 13570250), (5, 10856200), (8, 6785125), (10, 5428100), (17, 3193000), (20, 2714050), (25, 2171240), (31, 1751000), (34, 1596500), (40, 1357025), (50, 1085620), (62, 875500), (68, 798250), (85, 638600), (100, 542810), (103, 527000), (124, 437750), (125, 434248), (136, 399125), (155, 350200), (170, 319300), (200, 271405), (206, 263500), (248, 218875), (250, 217124), (310, 175100), (340, 159650), (412, 131750), (425, 127720), (500, 108562), (515, 105400), (527, 103000), (620, 87550), (680, 79825), (775, 70040), (824, 65875), (850, 63860), (1000, 54281), (1030, 52700), (1054, 51500), (1240, 43775), (1550, 35020), (1700, 31930), (1751, 31000), (2060, 26350), (2108, 25750), (2125, 25544), (2575, 21080), (2635, 20600), (3100, 17510), (3193, 17000), (3400, 15965), (3502, 15500), (3875, 14008), (4120, 13175), (4216, 12875), (4250, 12772), (5150, 10540), (5270, 10300), (6200, 8755), (6386, 8500), (7004, 7750)]