69912500

素因数分解:

$2^2\times 5^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:100

約数の個数: 144

約数和(自身を含む): 188987904

約数和(自身を除く): 119075404

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 47, 50, 68, 70, 85, 94, 100, 119, 125, 140, 170, 175, 188, 235, 238, 250, 329, 340, 350, 425, 470, 476, 500, 595, 625, 658, 700, 799, 850, 875, 940, 1175, 1190, 1250, 1316, 1598, 1645, 1700, 1750, 2125, 2350, 2380, 2500, 2975, 3125, 3196, 3290, 3500, 3995, 4250, 4375, 4700, 5593, 5875, 5950, 6250, 6580, 7990, 8225, 8500, 8750, 10625, 11186, 11750, 11900, 12500, 14875, 15980, 16450, 17500, 19975, 21250, 21875, 22372, 23500, 27965, 29375, 29750, 32900, 39950, 41125, 42500, 43750, 53125, 55930, 58750, 59500, 74375, 79900, 82250, 87500, 99875, 106250, 111860, 117500, 139825, 146875, 148750, 164500, 199750, 205625, 212500, 279650, 293750, 297500, 371875, 399500, 411250, 499375, 559300, 587500, 699125, 743750, 822500, 998750, 1028125, 1398250, 1487500, 1997500, 2056250, 2496875, 2796500, 3495625, 4112500, 4993750, 6991250, 9987500, 13982500, 17478125, 34956250, 69912500]

約数ペア:

[(1, 69912500), (2, 34956250), (4, 17478125), (5, 13982500), (7, 9987500), (10, 6991250), (14, 4993750), (17, 4112500), (20, 3495625), (25, 2796500), (28, 2496875), (34, 2056250), (35, 1997500), (47, 1487500), (50, 1398250), (68, 1028125), (70, 998750), (85, 822500), (94, 743750), (100, 699125), (119, 587500), (125, 559300), (140, 499375), (170, 411250), (175, 399500), (188, 371875), (235, 297500), (238, 293750), (250, 279650), (329, 212500), (340, 205625), (350, 199750), (425, 164500), (470, 148750), (476, 146875), (500, 139825), (595, 117500), (625, 111860), (658, 106250), (700, 99875), (799, 87500), (850, 82250), (875, 79900), (940, 74375), (1175, 59500), (1190, 58750), (1250, 55930), (1316, 53125), (1598, 43750), (1645, 42500), (1700, 41125), (1750, 39950), (2125, 32900), (2350, 29750), (2380, 29375), (2500, 27965), (2975, 23500), (3125, 22372), (3196, 21875), (3290, 21250), (3500, 19975), (3995, 17500), (4250, 16450), (4375, 15980), (4700, 14875), (5593, 12500), (5875, 11900), (5950, 11750), (6250, 11186), (6580, 10625), (7990, 8750), (8225, 8500)]