66450125

素因数分解:

$5^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 101724480

約数和(自身を除く): 35274355

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 125, 133, 175, 245, 475, 571, 665, 875, 931, 1225, 2375, 2855, 3325, 3997, 4655, 6125, 10849, 14275, 16625, 19985, 23275, 27979, 54245, 71375, 75943, 99925, 116375, 139895, 271225, 379715, 499625, 531601, 699475, 1356125, 1898575, 2658005, 3497375, 9492875, 13290025, 66450125]

約数ペア:

[(1, 66450125), (5, 13290025), (7, 9492875), (19, 3497375), (25, 2658005), (35, 1898575), (49, 1356125), (95, 699475), (125, 531601), (133, 499625), (175, 379715), (245, 271225), (475, 139895), (571, 116375), (665, 99925), (875, 75943), (931, 71375), (1225, 54245), (2375, 27979), (2855, 23275), (3325, 19985), (3997, 16625), (4655, 14275), (6125, 10849)]