68129900

素因数分解:

$2^2\times 5^2\times {\mathrm{401}}^1\times {\mathrm{1699}}^1$

素因数の和:2114

約数の個数: 36

約数和(自身を含む): 148297800

約数和(自身を除く): 80167900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 401, 802, 1604, 1699, 2005, 3398, 4010, 6796, 8020, 8495, 10025, 16990, 20050, 33980, 40100, 42475, 84950, 169900, 681299, 1362598, 2725196, 3406495, 6812990, 13625980, 17032475, 34064950, 68129900]

約数ペア:

[(1, 68129900), (2, 34064950), (4, 17032475), (5, 13625980), (10, 6812990), (20, 3406495), (25, 2725196), (50, 1362598), (100, 681299), (401, 169900), (802, 84950), (1604, 42475), (1699, 40100), (2005, 33980), (3398, 20050), (4010, 16990), (6796, 10025), (8020, 8495)]