17228750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:219

約数の個数: 80

約数和(自身を含む): 40487040

約数和(自身を除く): 23258290

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 125, 154, 175, 179, 250, 275, 350, 358, 385, 550, 625, 770, 875, 895, 1250, 1253, 1375, 1750, 1790, 1925, 1969, 2506, 2750, 3850, 3938, 4375, 4475, 6265, 6875, 8750, 8950, 9625, 9845, 12530, 13750, 13783, 19250, 19690, 22375, 27566, 31325, 44750, 48125, 49225, 62650, 68915, 96250, 98450, 111875, 137830, 156625, 223750, 246125, 313250, 344575, 492250, 689150, 783125, 1230625, 1566250, 1722875, 2461250, 3445750, 8614375, 17228750]

約数ペア:

[(1, 17228750), (2, 8614375), (5, 3445750), (7, 2461250), (10, 1722875), (11, 1566250), (14, 1230625), (22, 783125), (25, 689150), (35, 492250), (50, 344575), (55, 313250), (70, 246125), (77, 223750), (110, 156625), (125, 137830), (154, 111875), (175, 98450), (179, 96250), (250, 68915), (275, 62650), (350, 49225), (358, 48125), (385, 44750), (550, 31325), (625, 27566), (770, 22375), (875, 19690), (895, 19250), (1250, 13783), (1253, 13750), (1375, 12530), (1750, 9845), (1790, 9625), (1925, 8950), (1969, 8750), (2506, 6875), (2750, 6265), (3850, 4475), (3938, 4375)]