71803900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1531}}^1$

素因数の和:1619

約数の個数: 72

約数和(自身を含む): 180849536

約数和(自身を除く): 109045636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 67, 70, 100, 134, 140, 175, 268, 335, 350, 469, 670, 700, 938, 1340, 1531, 1675, 1876, 2345, 3062, 3350, 4690, 6124, 6700, 7655, 9380, 10717, 11725, 15310, 21434, 23450, 30620, 38275, 42868, 46900, 53585, 76550, 102577, 107170, 153100, 205154, 214340, 267925, 410308, 512885, 535850, 718039, 1025770, 1071700, 1436078, 2051540, 2564425, 2872156, 3590195, 5128850, 7180390, 10257700, 14360780, 17950975, 35901950, 71803900]

約数ペア:

[(1, 71803900), (2, 35901950), (4, 17950975), (5, 14360780), (7, 10257700), (10, 7180390), (14, 5128850), (20, 3590195), (25, 2872156), (28, 2564425), (35, 2051540), (50, 1436078), (67, 1071700), (70, 1025770), (100, 718039), (134, 535850), (140, 512885), (175, 410308), (268, 267925), (335, 214340), (350, 205154), (469, 153100), (670, 107170), (700, 102577), (938, 76550), (1340, 53585), (1531, 46900), (1675, 42868), (1876, 38275), (2345, 30620), (3062, 23450), (3350, 21434), (4690, 15310), (6124, 11725), (6700, 10717), (7655, 9380)]