28604100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 96743808

約数和(自身を除く): 68139708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 53, 60, 70, 75, 84, 100, 105, 106, 140, 150, 159, 175, 210, 212, 257, 265, 300, 318, 350, 371, 420, 514, 525, 530, 636, 700, 742, 771, 795, 1028, 1050, 1060, 1113, 1285, 1325, 1484, 1542, 1590, 1799, 1855, 2100, 2226, 2570, 2650, 3084, 3180, 3598, 3710, 3855, 3975, 4452, 5140, 5300, 5397, 5565, 6425, 7196, 7420, 7710, 7950, 8995, 9275, 10794, 11130, 12850, 13621, 15420, 15900, 17990, 18550, 19275, 21588, 22260, 25700, 26985, 27242, 27825, 35980, 37100, 38550, 40863, 44975, 53970, 54484, 55650, 68105, 77100, 81726, 89950, 95347, 107940, 111300, 134925, 136210, 163452, 179900, 190694, 204315, 269850, 272420, 286041, 340525, 381388, 408630, 476735, 539700, 572082, 681050, 817260, 953470, 1021575, 1144164, 1362100, 1430205, 1906940, 2043150, 2383675, 2860410, 4086300, 4767350, 5720820, 7151025, 9534700, 14302050, 28604100]

約数ペア:

[(1, 28604100), (2, 14302050), (3, 9534700), (4, 7151025), (5, 5720820), (6, 4767350), (7, 4086300), (10, 2860410), (12, 2383675), (14, 2043150), (15, 1906940), (20, 1430205), (21, 1362100), (25, 1144164), (28, 1021575), (30, 953470), (35, 817260), (42, 681050), (50, 572082), (53, 539700), (60, 476735), (70, 408630), (75, 381388), (84, 340525), (100, 286041), (105, 272420), (106, 269850), (140, 204315), (150, 190694), (159, 179900), (175, 163452), (210, 136210), (212, 134925), (257, 111300), (265, 107940), (300, 95347), (318, 89950), (350, 81726), (371, 77100), (420, 68105), (514, 55650), (525, 54484), (530, 53970), (636, 44975), (700, 40863), (742, 38550), (771, 37100), (795, 35980), (1028, 27825), (1050, 27242), (1060, 26985), (1113, 25700), (1285, 22260), (1325, 21588), (1484, 19275), (1542, 18550), (1590, 17990), (1799, 15900), (1855, 15420), (2100, 13621), (2226, 12850), (2570, 11130), (2650, 10794), (3084, 9275), (3180, 8995), (3598, 7950), (3710, 7710), (3855, 7420), (3975, 7196), (4452, 6425), (5140, 5565), (5300, 5397)]