66508750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1$

素因数の和:731

約数の個数: 80

約数和(自身を含む): 155650176

約数和(自身を除く): 89141426

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 125, 154, 175, 250, 275, 350, 385, 550, 625, 691, 770, 875, 1250, 1375, 1382, 1750, 1925, 2750, 3455, 3850, 4375, 4837, 6875, 6910, 7601, 8750, 9625, 9674, 13750, 15202, 17275, 19250, 24185, 34550, 38005, 48125, 48370, 53207, 76010, 86375, 96250, 106414, 120925, 172750, 190025, 241850, 266035, 380050, 431875, 532070, 604625, 863750, 950125, 1209250, 1330175, 1900250, 2660350, 3023125, 4750625, 6046250, 6650875, 9501250, 13301750, 33254375, 66508750]

約数ペア:

[(1, 66508750), (2, 33254375), (5, 13301750), (7, 9501250), (10, 6650875), (11, 6046250), (14, 4750625), (22, 3023125), (25, 2660350), (35, 1900250), (50, 1330175), (55, 1209250), (70, 950125), (77, 863750), (110, 604625), (125, 532070), (154, 431875), (175, 380050), (250, 266035), (275, 241850), (350, 190025), (385, 172750), (550, 120925), (625, 106414), (691, 96250), (770, 86375), (875, 76010), (1250, 53207), (1375, 48370), (1382, 48125), (1750, 38005), (1925, 34550), (2750, 24185), (3455, 19250), (3850, 17275), (4375, 15202), (4837, 13750), (6875, 9674), (6910, 9625), (7601, 8750)]