7137788900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{341521}}^1$

素因数の和:341565

約数の個数: 72

約数和(自身を含む): 17786465760

約数和(自身を除く): 10648676860

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 4180, 5225, 10450, 20900, 341521, 683042, 1366084, 1707605, 3415210, 3756731, 6488899, 6830420, 7513462, 8538025, 12977798, 15026924, 17076050, 18783655, 25955596, 32444495, 34152100, 37567310, 64888990, 71377889, 75134620, 93918275, 129777980, 142755778, 162222475, 187836550, 285511556, 324444950, 356889445, 375673100, 648889900, 713778890, 1427557780, 1784447225, 3568894450, 7137788900]

約数ペア:

[(1, 7137788900), (2, 3568894450), (4, 1784447225), (5, 1427557780), (10, 713778890), (11, 648889900), (19, 375673100), (20, 356889445), (22, 324444950), (25, 285511556), (38, 187836550), (44, 162222475), (50, 142755778), (55, 129777980), (76, 93918275), (95, 75134620), (100, 71377889), (110, 64888990), (190, 37567310), (209, 34152100), (220, 32444495), (275, 25955596), (380, 18783655), (418, 17076050), (475, 15026924), (550, 12977798), (836, 8538025), (950, 7513462), (1045, 6830420), (1100, 6488899), (1900, 3756731), (2090, 3415210), (4180, 1707605), (5225, 1366084), (10450, 683042), (20900, 341521)]