25681561736

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1289753}}^1$

素因数の和:1289909

約数の個数: 32

約数和(自身を含む): 51074258400

約数和(自身を除く): 25392696664

約数列:

[1, 2, 4, 8, 19, 38, 76, 131, 152, 262, 524, 1048, 2489, 4978, 9956, 19912, 1289753, 2579506, 5159012, 10318024, 24505307, 49010614, 98021228, 168957643, 196042456, 337915286, 675830572, 1351661144, 3210195217, 6420390434, 12840780868, 25681561736]

約数ペア:

[(1, 25681561736), (2, 12840780868), (4, 6420390434), (8, 3210195217), (19, 1351661144), (38, 675830572), (76, 337915286), (131, 196042456), (152, 168957643), (262, 98021228), (524, 49010614), (1048, 24505307), (2489, 10318024), (4978, 5159012), (9956, 2579506), (19912, 1289753)]