79987900

素因数分解:

$2^2\times 5^2\times {\mathrm{241}}^1\times {\mathrm{3319}}^1$

素因数の和:3574

約数の個数: 36

約数和(自身を含む): 174346480

約数和(自身を除く): 94358580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 241, 482, 964, 1205, 2410, 3319, 4820, 6025, 6638, 12050, 13276, 16595, 24100, 33190, 66380, 82975, 165950, 331900, 799879, 1599758, 3199516, 3999395, 7998790, 15997580, 19996975, 39993950, 79987900]

約数ペア:

[(1, 79987900), (2, 39993950), (4, 19996975), (5, 15997580), (10, 7998790), (20, 3999395), (25, 3199516), (50, 1599758), (100, 799879), (241, 331900), (482, 165950), (964, 82975), (1205, 66380), (2410, 33190), (3319, 24100), (4820, 16595), (6025, 13276), (6638, 12050)]