30305000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:85

約数の個数: 160

約数和(自身を含む): 84348000

約数和(自身を除く): 54043000

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 25, 29, 38, 40, 44, 50, 55, 58, 76, 88, 95, 100, 110, 116, 125, 145, 152, 190, 200, 209, 220, 232, 250, 275, 290, 319, 380, 418, 440, 475, 500, 550, 551, 580, 625, 638, 725, 760, 836, 950, 1000, 1045, 1100, 1102, 1160, 1250, 1276, 1375, 1450, 1595, 1672, 1900, 2090, 2200, 2204, 2375, 2500, 2552, 2750, 2755, 2900, 3190, 3625, 3800, 4180, 4408, 4750, 5000, 5225, 5500, 5510, 5800, 6061, 6380, 6875, 7250, 7975, 8360, 9500, 10450, 11000, 11020, 11875, 12122, 12760, 13750, 13775, 14500, 15950, 18125, 19000, 20900, 22040, 23750, 24244, 26125, 27500, 27550, 29000, 30305, 31900, 36250, 39875, 41800, 47500, 48488, 52250, 55000, 55100, 60610, 63800, 68875, 72500, 79750, 95000, 104500, 110200, 121220, 130625, 137750, 145000, 151525, 159500, 199375, 209000, 242440, 261250, 275500, 303050, 319000, 344375, 398750, 522500, 551000, 606100, 688750, 757625, 797500, 1045000, 1212200, 1377500, 1515250, 1595000, 2755000, 3030500, 3788125, 6061000, 7576250, 15152500, 30305000]

約数ペア:

[(1, 30305000), (2, 15152500), (4, 7576250), (5, 6061000), (8, 3788125), (10, 3030500), (11, 2755000), (19, 1595000), (20, 1515250), (22, 1377500), (25, 1212200), (29, 1045000), (38, 797500), (40, 757625), (44, 688750), (50, 606100), (55, 551000), (58, 522500), (76, 398750), (88, 344375), (95, 319000), (100, 303050), (110, 275500), (116, 261250), (125, 242440), (145, 209000), (152, 199375), (190, 159500), (200, 151525), (209, 145000), (220, 137750), (232, 130625), (250, 121220), (275, 110200), (290, 104500), (319, 95000), (380, 79750), (418, 72500), (440, 68875), (475, 63800), (500, 60610), (550, 55100), (551, 55000), (580, 52250), (625, 48488), (638, 47500), (725, 41800), (760, 39875), (836, 36250), (950, 31900), (1000, 30305), (1045, 29000), (1100, 27550), (1102, 27500), (1160, 26125), (1250, 24244), (1276, 23750), (1375, 22040), (1450, 20900), (1595, 19000), (1672, 18125), (1900, 15950), (2090, 14500), (2200, 13775), (2204, 13750), (2375, 12760), (2500, 12122), (2552, 11875), (2750, 11020), (2755, 11000), (2900, 10450), (3190, 9500), (3625, 8360), (3800, 7975), (4180, 7250), (4408, 6875), (4750, 6380), (5000, 6061), (5225, 5800), (5500, 5510)]