85866700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1051}}^1$

素因数の和:1127

約数の個数: 72

約数和(自身を含む): 200889920

約数和(自身を除く): 115023220

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 172, 190, 215, 380, 430, 475, 817, 860, 950, 1051, 1075, 1634, 1900, 2102, 2150, 3268, 4085, 4204, 4300, 5255, 8170, 10510, 16340, 19969, 20425, 21020, 26275, 39938, 40850, 45193, 52550, 79876, 81700, 90386, 99845, 105100, 180772, 199690, 225965, 399380, 451930, 499225, 858667, 903860, 998450, 1129825, 1717334, 1996900, 2259650, 3434668, 4293335, 4519300, 8586670, 17173340, 21466675, 42933350, 85866700]

約数ペア:

[(1, 85866700), (2, 42933350), (4, 21466675), (5, 17173340), (10, 8586670), (19, 4519300), (20, 4293335), (25, 3434668), (38, 2259650), (43, 1996900), (50, 1717334), (76, 1129825), (86, 998450), (95, 903860), (100, 858667), (172, 499225), (190, 451930), (215, 399380), (380, 225965), (430, 199690), (475, 180772), (817, 105100), (860, 99845), (950, 90386), (1051, 81700), (1075, 79876), (1634, 52550), (1900, 45193), (2102, 40850), (2150, 39938), (3268, 26275), (4085, 21020), (4204, 20425), (4300, 19969), (5255, 16340), (8170, 10510)]