78522680

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{37039}}^1$

素因数の和:37103

約数の個数: 32

約数和(自身を含む): 180014400

約数和(自身を除く): 101491720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 37039, 74078, 148156, 185195, 296312, 370390, 740780, 1481560, 1963067, 3926134, 7852268, 9815335, 15704536, 19630670, 39261340, 78522680]

約数ペア:

[(1, 78522680), (2, 39261340), (4, 19630670), (5, 15704536), (8, 9815335), (10, 7852268), (20, 3926134), (40, 1963067), (53, 1481560), (106, 740780), (212, 370390), (265, 296312), (424, 185195), (530, 148156), (1060, 74078), (2120, 37039)]