8627500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:77

約数の個数: 120

約数和(自身を含む): 23617440

約数和(自身を除く): 14989940

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 29, 34, 35, 50, 58, 68, 70, 85, 100, 116, 119, 125, 140, 145, 170, 175, 203, 238, 250, 290, 340, 350, 406, 425, 476, 493, 500, 580, 595, 625, 700, 725, 812, 850, 875, 986, 1015, 1190, 1250, 1450, 1700, 1750, 1972, 2030, 2125, 2380, 2465, 2500, 2900, 2975, 3451, 3500, 3625, 4060, 4250, 4375, 4930, 5075, 5950, 6902, 7250, 8500, 8750, 9860, 10150, 10625, 11900, 12325, 13804, 14500, 14875, 17255, 17500, 18125, 20300, 21250, 24650, 25375, 29750, 34510, 36250, 42500, 49300, 50750, 59500, 61625, 69020, 72500, 74375, 86275, 101500, 123250, 126875, 148750, 172550, 246500, 253750, 297500, 308125, 345100, 431375, 507500, 616250, 862750, 1232500, 1725500, 2156875, 4313750, 8627500]

約数ペア:

[(1, 8627500), (2, 4313750), (4, 2156875), (5, 1725500), (7, 1232500), (10, 862750), (14, 616250), (17, 507500), (20, 431375), (25, 345100), (28, 308125), (29, 297500), (34, 253750), (35, 246500), (50, 172550), (58, 148750), (68, 126875), (70, 123250), (85, 101500), (100, 86275), (116, 74375), (119, 72500), (125, 69020), (140, 61625), (145, 59500), (170, 50750), (175, 49300), (203, 42500), (238, 36250), (250, 34510), (290, 29750), (340, 25375), (350, 24650), (406, 21250), (425, 20300), (476, 18125), (493, 17500), (500, 17255), (580, 14875), (595, 14500), (625, 13804), (700, 12325), (725, 11900), (812, 10625), (850, 10150), (875, 9860), (986, 8750), (1015, 8500), (1190, 7250), (1250, 6902), (1450, 5950), (1700, 5075), (1750, 4930), (1972, 4375), (2030, 4250), (2125, 4060), (2380, 3625), (2465, 3500), (2500, 3451), (2900, 2975)]