31306000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1423}}^1$

素因数の和:1457

約数の個数: 80

約数和(自身を含む): 82637568

約数和(自身を除く): 51331568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 440, 500, 550, 880, 1000, 1100, 1375, 1423, 2000, 2200, 2750, 2846, 4400, 5500, 5692, 7115, 11000, 11384, 14230, 15653, 22000, 22768, 28460, 31306, 35575, 56920, 62612, 71150, 78265, 113840, 125224, 142300, 156530, 177875, 250448, 284600, 313060, 355750, 391325, 569200, 626120, 711500, 782650, 1252240, 1423000, 1565300, 1956625, 2846000, 3130600, 3913250, 6261200, 7826500, 15653000, 31306000]

約数ペア:

[(1, 31306000), (2, 15653000), (4, 7826500), (5, 6261200), (8, 3913250), (10, 3130600), (11, 2846000), (16, 1956625), (20, 1565300), (22, 1423000), (25, 1252240), (40, 782650), (44, 711500), (50, 626120), (55, 569200), (80, 391325), (88, 355750), (100, 313060), (110, 284600), (125, 250448), (176, 177875), (200, 156530), (220, 142300), (250, 125224), (275, 113840), (400, 78265), (440, 71150), (500, 62612), (550, 56920), (880, 35575), (1000, 31306), (1100, 28460), (1375, 22768), (1423, 22000), (2000, 15653), (2200, 14230), (2750, 11384), (2846, 11000), (4400, 7115), (5500, 5692)]