13308059920

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{971}}^1\times {\mathrm{2557}}^1$

素因数の和:3608

約数の個数: 80

約数和(自身を含む): 31447683648

約数和(自身を除く): 18139623728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 971, 1072, 1340, 1942, 2557, 2680, 3884, 4855, 5114, 5360, 7768, 9710, 10228, 12785, 15536, 19420, 20456, 25570, 38840, 40912, 51140, 65057, 77680, 102280, 130114, 171319, 204560, 260228, 325285, 342638, 520456, 650570, 685276, 856595, 1040912, 1301140, 1370552, 1713190, 2482847, 2602280, 2741104, 3426380, 4965694, 5204560, 6852760, 9931388, 12414235, 13705520, 19862776, 24828470, 39725552, 49656940, 99313880, 166350749, 198627760, 332701498, 665402996, 831753745, 1330805992, 1663507490, 2661611984, 3327014980, 6654029960, 13308059920]

約数ペア:

[(1, 13308059920), (2, 6654029960), (4, 3327014980), (5, 2661611984), (8, 1663507490), (10, 1330805992), (16, 831753745), (20, 665402996), (40, 332701498), (67, 198627760), (80, 166350749), (134, 99313880), (268, 49656940), (335, 39725552), (536, 24828470), (670, 19862776), (971, 13705520), (1072, 12414235), (1340, 9931388), (1942, 6852760), (2557, 5204560), (2680, 4965694), (3884, 3426380), (4855, 2741104), (5114, 2602280), (5360, 2482847), (7768, 1713190), (9710, 1370552), (10228, 1301140), (12785, 1040912), (15536, 856595), (19420, 685276), (20456, 650570), (25570, 520456), (38840, 342638), (40912, 325285), (51140, 260228), (65057, 204560), (77680, 171319), (102280, 130114)]