159918400

素因数分解:

$2^6\times 5^2\times {\mathrm{127}}^1\times {\mathrm{787}}^1$

素因数の和:936

約数の個数: 84

約数和(自身を含む): 397101568

約数和(自身を除く): 237183168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 160, 200, 254, 320, 400, 508, 635, 787, 800, 1016, 1270, 1574, 1600, 2032, 2540, 3148, 3175, 3935, 4064, 5080, 6296, 6350, 7870, 8128, 10160, 12592, 12700, 15740, 19675, 20320, 25184, 25400, 31480, 39350, 40640, 50368, 50800, 62960, 78700, 99949, 101600, 125920, 157400, 199898, 203200, 251840, 314800, 399796, 499745, 629600, 799592, 999490, 1259200, 1599184, 1998980, 2498725, 3198368, 3997960, 4997450, 6396736, 7995920, 9994900, 15991840, 19989800, 31983680, 39979600, 79959200, 159918400]

約数ペア:

[(1, 159918400), (2, 79959200), (4, 39979600), (5, 31983680), (8, 19989800), (10, 15991840), (16, 9994900), (20, 7995920), (25, 6396736), (32, 4997450), (40, 3997960), (50, 3198368), (64, 2498725), (80, 1998980), (100, 1599184), (127, 1259200), (160, 999490), (200, 799592), (254, 629600), (320, 499745), (400, 399796), (508, 314800), (635, 251840), (787, 203200), (800, 199898), (1016, 157400), (1270, 125920), (1574, 101600), (1600, 99949), (2032, 78700), (2540, 62960), (3148, 50800), (3175, 50368), (3935, 40640), (4064, 39350), (5080, 31480), (6296, 25400), (6350, 25184), (7870, 20320), (8128, 19675), (10160, 15740), (12592, 12700)]