71314400

素因数分解:

$2^5\times 5^2\times {\mathrm{97}}^1\times {\mathrm{919}}^1$

素因数の和:1036

約数の個数: 72

約数和(自身を含む): 176082480

約数和(自身を除く): 104768080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 97, 100, 160, 194, 200, 388, 400, 485, 776, 800, 919, 970, 1552, 1838, 1940, 2425, 3104, 3676, 3880, 4595, 4850, 7352, 7760, 9190, 9700, 14704, 15520, 18380, 19400, 22975, 29408, 36760, 38800, 45950, 73520, 77600, 89143, 91900, 147040, 178286, 183800, 356572, 367600, 445715, 713144, 735200, 891430, 1426288, 1782860, 2228575, 2852576, 3565720, 4457150, 7131440, 8914300, 14262880, 17828600, 35657200, 71314400]

約数ペア:

[(1, 71314400), (2, 35657200), (4, 17828600), (5, 14262880), (8, 8914300), (10, 7131440), (16, 4457150), (20, 3565720), (25, 2852576), (32, 2228575), (40, 1782860), (50, 1426288), (80, 891430), (97, 735200), (100, 713144), (160, 445715), (194, 367600), (200, 356572), (388, 183800), (400, 178286), (485, 147040), (776, 91900), (800, 89143), (919, 77600), (970, 73520), (1552, 45950), (1838, 38800), (1940, 36760), (2425, 29408), (3104, 22975), (3676, 19400), (3880, 18380), (4595, 15520), (4850, 14704), (7352, 9700), (7760, 9190)]