71310048400

素因数分解:

$2^4\times 5^2\times {\mathrm{178275121}}^1$

素因数の和:178275139

約数の個数: 30

約数和(自身を含む): 171322392242

約数和(自身を除く): 100012343842

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 178275121, 356550242, 713100484, 891375605, 1426200968, 1782751210, 2852401936, 3565502420, 4456878025, 7131004840, 8913756050, 14262009680, 17827512100, 35655024200, 71310048400]

約数ペア:

[(1, 71310048400), (2, 35655024200), (4, 17827512100), (5, 14262009680), (8, 8913756050), (10, 7131004840), (16, 4456878025), (20, 3565502420), (25, 2852401936), (40, 1782751210), (50, 1426200968), (80, 891375605), (100, 713100484), (200, 356550242), (400, 178275121)]