20162771050

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{569}}^1\times {\mathrm{8971}}^1$

素因数の和:9631

約数の個数: 48

約数和(自身を含む): 38048457600

約数和(自身を除く): 17885686550

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 569, 790, 1138, 1975, 2845, 3950, 5690, 8971, 14225, 17942, 28450, 44855, 44951, 89710, 89902, 224275, 224755, 448550, 449510, 708709, 1123775, 1417418, 2247550, 3543545, 5104499, 7087090, 10208998, 17717725, 25522495, 35435450, 51044990, 127612475, 255224950, 403255421, 806510842, 2016277105, 4032554210, 10081385525, 20162771050]

約数ペア:

[(1, 20162771050), (2, 10081385525), (5, 4032554210), (10, 2016277105), (25, 806510842), (50, 403255421), (79, 255224950), (158, 127612475), (395, 51044990), (569, 35435450), (790, 25522495), (1138, 17717725), (1975, 10208998), (2845, 7087090), (3950, 5104499), (5690, 3543545), (8971, 2247550), (14225, 1417418), (17942, 1123775), (28450, 708709), (44855, 449510), (44951, 448550), (89710, 224755), (89902, 224275)]