25709228

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{641}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 46449984

約数和(自身を除く): 20740756

約数列:

[1, 2, 4, 37, 74, 148, 271, 542, 641, 1084, 1282, 2564, 10027, 20054, 23717, 40108, 47434, 94868, 173711, 347422, 694844, 6427307, 12854614, 25709228]

約数ペア:

[(1, 25709228), (2, 12854614), (4, 6427307), (37, 694844), (74, 347422), (148, 173711), (271, 94868), (542, 47434), (641, 40108), (1084, 23717), (1282, 20054), (2564, 10027)]