1520803425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:523

約数の個数: 96

約数和(自身を含む): 2781250560

約数和(自身を除く): 1260447135

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 109, 155, 255, 327, 353, 425, 465, 527, 545, 775, 1059, 1275, 1581, 1635, 1765, 1853, 2325, 2635, 2725, 3379, 5295, 5559, 6001, 7905, 8175, 8825, 9265, 10137, 10943, 13175, 16895, 18003, 26475, 27795, 30005, 32829, 38477, 39525, 46325, 50685, 54715, 57443, 84475, 90015, 115431, 138975, 150025, 164145, 172329, 186031, 192385, 253425, 273575, 287215, 450075, 558093, 577155, 654109, 820725, 861645, 930155, 961925, 1192787, 1436075, 1962327, 2790465, 2885775, 3270545, 3578361, 4308225, 4650775, 5963935, 9811635, 13952325, 16352725, 17891805, 20277379, 29819675, 49058175, 60832137, 89459025, 101386895, 304160685, 506934475, 1520803425]

約数ペア:

[(1, 1520803425), (3, 506934475), (5, 304160685), (15, 101386895), (17, 89459025), (25, 60832137), (31, 49058175), (51, 29819675), (75, 20277379), (85, 17891805), (93, 16352725), (109, 13952325), (155, 9811635), (255, 5963935), (327, 4650775), (353, 4308225), (425, 3578361), (465, 3270545), (527, 2885775), (545, 2790465), (775, 1962327), (1059, 1436075), (1275, 1192787), (1581, 961925), (1635, 930155), (1765, 861645), (1853, 820725), (2325, 654109), (2635, 577155), (2725, 558093), (3379, 450075), (5295, 287215), (5559, 273575), (6001, 253425), (7905, 192385), (8175, 186031), (8825, 172329), (9265, 164145), (10137, 150025), (10943, 138975), (13175, 115431), (16895, 90015), (18003, 84475), (26475, 57443), (27795, 54715), (30005, 50685), (32829, 46325), (38477, 39525)]