20157150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10337}}^1$

素因数の和:10365

約数の個数: 48

約数和(自身を含む): 53840304

約数和(自身を除く): 33683154

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, 10337, 20674, 31011, 51685, 62022, 103370, 134381, 155055, 258425, 268762, 310110, 403143, 516850, 671905, 775275, 806286, 1343810, 1550550, 2015715, 3359525, 4031430, 6719050, 10078575, 20157150]

約数ペア:

[(1, 20157150), (2, 10078575), (3, 6719050), (5, 4031430), (6, 3359525), (10, 2015715), (13, 1550550), (15, 1343810), (25, 806286), (26, 775275), (30, 671905), (39, 516850), (50, 403143), (65, 310110), (75, 268762), (78, 258425), (130, 155055), (150, 134381), (195, 103370), (325, 62022), (390, 51685), (650, 31011), (975, 20674), (1950, 10337)]