85854100

素因数分解:

$2^2\times 5^2\times {\mathrm{401}}^1\times {\mathrm{2141}}^1$

素因数の和:2556

約数の個数: 36

約数和(自身を含む): 186855228

約数和(自身を除く): 101001128

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 401, 802, 1604, 2005, 2141, 4010, 4282, 8020, 8564, 10025, 10705, 20050, 21410, 40100, 42820, 53525, 107050, 214100, 858541, 1717082, 3434164, 4292705, 8585410, 17170820, 21463525, 42927050, 85854100]

約数ペア:

[(1, 85854100), (2, 42927050), (4, 21463525), (5, 17170820), (10, 8585410), (20, 4292705), (25, 3434164), (50, 1717082), (100, 858541), (401, 214100), (802, 107050), (1604, 53525), (2005, 42820), (2141, 40100), (4010, 21410), (4282, 20050), (8020, 10705), (8564, 10025)]