68367845

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 108380160

約数和(自身を除く): 40012315

約数列:

[1, 5, 7, 13, 23, 35, 47, 65, 91, 115, 139, 161, 235, 299, 329, 455, 611, 695, 805, 973, 1081, 1495, 1645, 1807, 2093, 3055, 3197, 4277, 4865, 5405, 6533, 7567, 9035, 10465, 12649, 14053, 15985, 21385, 22379, 32665, 37835, 41561, 45731, 63245, 70265, 84929, 98371, 111895, 150259, 207805, 228655, 290927, 424645, 491855, 594503, 751295, 1051813, 1454635, 1953367, 2972515, 5259065, 9766835, 13673569, 68367845]

約数ペア:

[(1, 68367845), (5, 13673569), (7, 9766835), (13, 5259065), (23, 2972515), (35, 1953367), (47, 1454635), (65, 1051813), (91, 751295), (115, 594503), (139, 491855), (161, 424645), (235, 290927), (299, 228655), (329, 207805), (455, 150259), (611, 111895), (695, 98371), (805, 84929), (973, 70265), (1081, 63245), (1495, 45731), (1645, 41561), (1807, 37835), (2093, 32665), (3055, 22379), (3197, 21385), (4277, 15985), (4865, 14053), (5405, 12649), (6533, 10465), (7567, 9035)]