490069450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{6917}}^1$

素因数の和:7051

約数の個数: 48

約数和(自身を含む): 990795960

約数和(自身を除く): 500726510

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 109, 130, 218, 325, 545, 650, 1090, 1417, 2725, 2834, 5450, 6917, 7085, 13834, 14170, 34585, 35425, 69170, 70850, 89921, 172925, 179842, 345850, 449605, 753953, 899210, 1507906, 2248025, 3769765, 4496050, 7539530, 9801389, 18848825, 19602778, 37697650, 49006945, 98013890, 245034725, 490069450]

約数ペア:

[(1, 490069450), (2, 245034725), (5, 98013890), (10, 49006945), (13, 37697650), (25, 19602778), (26, 18848825), (50, 9801389), (65, 7539530), (109, 4496050), (130, 3769765), (218, 2248025), (325, 1507906), (545, 899210), (650, 753953), (1090, 449605), (1417, 345850), (2725, 179842), (2834, 172925), (5450, 89921), (6917, 70850), (7085, 69170), (13834, 35425), (14170, 34585)]