15669871900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1931}}^1\times {\mathrm{4271}}^1$

素因数の和:6235

約数の個数: 72

約数和(自身を含む): 35820207360

約数和(自身を除く): 20150335460

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 1931, 3862, 4271, 7724, 8542, 9655, 17084, 19310, 21355, 36689, 38620, 42710, 48275, 73378, 81149, 85420, 96550, 106775, 146756, 162298, 183445, 193100, 213550, 324596, 366890, 405745, 427100, 733780, 811490, 917225, 1622980, 1834450, 2028725, 3668900, 4057450, 8114900, 8247301, 16494602, 32989204, 41236505, 82473010, 156698719, 164946020, 206182525, 313397438, 412365050, 626794876, 783493595, 824730100, 1566987190, 3133974380, 3917467975, 7834935950, 15669871900]

約数ペア:

[(1, 15669871900), (2, 7834935950), (4, 3917467975), (5, 3133974380), (10, 1566987190), (19, 824730100), (20, 783493595), (25, 626794876), (38, 412365050), (50, 313397438), (76, 206182525), (95, 164946020), (100, 156698719), (190, 82473010), (380, 41236505), (475, 32989204), (950, 16494602), (1900, 8247301), (1931, 8114900), (3862, 4057450), (4271, 3668900), (7724, 2028725), (8542, 1834450), (9655, 1622980), (17084, 917225), (19310, 811490), (21355, 733780), (36689, 427100), (38620, 405745), (42710, 366890), (48275, 324596), (73378, 213550), (81149, 193100), (85420, 183445), (96550, 162298), (106775, 146756)]