28175550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{14449}}^1$

素因数の和:14477

約数の個数: 48

約数和(自身を含む): 75255600

約数和(自身を除く): 47080050

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 14449, 28898, 43347, 72245, 86694, 144490, 187837, 216735, 361225, 375674, 433470, 563511, 722450, 939185, 1083675, 1127022, 1878370, 2167350, 2817555, 4695925, 5635110, 9391850, 14087775, 28175550]

約数ペア:

[(1, 28175550), (2, 14087775), (3, 9391850), (5, 5635110), (6, 4695925), (10, 2817555), (13, 2167350), (15, 1878370), (25, 1127022), (26, 1083675), (30, 939185), (39, 722450), (50, 563511), (65, 433470), (75, 375674), (78, 361225), (130, 216735), (150, 187837), (195, 144490), (325, 86694), (390, 72245), (650, 43347), (975, 28898), (1950, 14449)]