28305473700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13478797}}^1$

素因数の和:13478821

約数の個数: 72

約数和(自身を含む): 93596773312

約数和(自身を除く): 65291299612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 13478797, 26957594, 40436391, 53915188, 67393985, 80872782, 94351579, 134787970, 161745564, 188703158, 202181955, 269575940, 283054737, 336969925, 377406316, 404363910, 471757895, 566109474, 673939850, 808727820, 943515790, 1010909775, 1132218948, 1347879700, 1415273685, 1887031580, 2021819550, 2358789475, 2830547370, 4043639100, 4717578950, 5661094740, 7076368425, 9435157900, 14152736850, 28305473700]

約数ペア:

[(1, 28305473700), (2, 14152736850), (3, 9435157900), (4, 7076368425), (5, 5661094740), (6, 4717578950), (7, 4043639100), (10, 2830547370), (12, 2358789475), (14, 2021819550), (15, 1887031580), (20, 1415273685), (21, 1347879700), (25, 1132218948), (28, 1010909775), (30, 943515790), (35, 808727820), (42, 673939850), (50, 566109474), (60, 471757895), (70, 404363910), (75, 377406316), (84, 336969925), (100, 283054737), (105, 269575940), (140, 202181955), (150, 188703158), (175, 161745564), (210, 134787970), (300, 94351579), (350, 80872782), (420, 67393985), (525, 53915188), (700, 40436391), (1050, 26957594), (2100, 13478797)]