20223827725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:419

約数の個数: 96

約数和(自身を含む): 28048204800

約数和(自身を除く): 7824377075

約数列:

[1, 5, 17, 25, 43, 67, 83, 85, 199, 215, 335, 415, 425, 731, 995, 1075, 1139, 1411, 1675, 2075, 2881, 3383, 3569, 3655, 4975, 5561, 5695, 7055, 8557, 13333, 14405, 16517, 16915, 17845, 18275, 27805, 28475, 35275, 42785, 48977, 60673, 66665, 72025, 82585, 84575, 89225, 94537, 139025, 145469, 213925, 226661, 239123, 244885, 280789, 303365, 333325, 412925, 472685, 573319, 710231, 727345, 1106639, 1133305, 1195615, 1224425, 1403945, 1516825, 2363425, 2866595, 3551155, 3636725, 4065091, 5533195, 5666525, 5978075, 7019725, 9746423, 12073927, 14332975, 17755775, 18812863, 20325455, 27665975, 47585477, 48732115, 60369635, 94064315, 101627275, 237927385, 243660575, 301848175, 470321575, 808953109, 1189636925, 4044765545, 20223827725]

約数ペア:

[(1, 20223827725), (5, 4044765545), (17, 1189636925), (25, 808953109), (43, 470321575), (67, 301848175), (83, 243660575), (85, 237927385), (199, 101627275), (215, 94064315), (335, 60369635), (415, 48732115), (425, 47585477), (731, 27665975), (995, 20325455), (1075, 18812863), (1139, 17755775), (1411, 14332975), (1675, 12073927), (2075, 9746423), (2881, 7019725), (3383, 5978075), (3569, 5666525), (3655, 5533195), (4975, 4065091), (5561, 3636725), (5695, 3551155), (7055, 2866595), (8557, 2363425), (13333, 1516825), (14405, 1403945), (16517, 1224425), (16915, 1195615), (17845, 1133305), (18275, 1106639), (27805, 727345), (28475, 710231), (35275, 573319), (42785, 472685), (48977, 412925), (60673, 333325), (66665, 303365), (72025, 280789), (82585, 244885), (84575, 239123), (89225, 226661), (94537, 213925), (139025, 145469)]