198142100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{152417}}^1$

素因数の和:152444

約数の個数: 36

約数和(自身を含む): 463045884

約数和(自身を除く): 264903784

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 152417, 304834, 609668, 762085, 1524170, 1981421, 3048340, 3810425, 3962842, 7620850, 7925684, 9907105, 15241700, 19814210, 39628420, 49535525, 99071050, 198142100]

約数ペア:

[(1, 198142100), (2, 99071050), (4, 49535525), (5, 39628420), (10, 19814210), (13, 15241700), (20, 9907105), (25, 7925684), (26, 7620850), (50, 3962842), (52, 3810425), (65, 3048340), (100, 1981421), (130, 1524170), (260, 762085), (325, 609668), (650, 304834), (1300, 152417)]