31255532

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 73920000

約数和(自身を除く): 42664468

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 109, 133, 154, 196, 209, 218, 266, 308, 343, 418, 436, 532, 539, 686, 763, 836, 931, 1078, 1199, 1372, 1463, 1526, 1862, 2071, 2156, 2398, 2926, 3052, 3724, 3773, 4142, 4796, 5341, 5852, 6517, 7546, 8284, 8393, 10241, 10682, 13034, 14497, 15092, 16786, 20482, 21364, 22781, 26068, 28994, 33572, 37387, 40964, 45562, 57988, 58751, 71687, 74774, 91124, 101479, 117502, 143374, 149548, 159467, 202958, 235004, 286748, 318934, 405916, 411257, 637868, 710353, 822514, 1116269, 1420706, 1645028, 2232538, 2841412, 4465076, 7813883, 15627766, 31255532]

約数ペア:

[(1, 31255532), (2, 15627766), (4, 7813883), (7, 4465076), (11, 2841412), (14, 2232538), (19, 1645028), (22, 1420706), (28, 1116269), (38, 822514), (44, 710353), (49, 637868), (76, 411257), (77, 405916), (98, 318934), (109, 286748), (133, 235004), (154, 202958), (196, 159467), (209, 149548), (218, 143374), (266, 117502), (308, 101479), (343, 91124), (418, 74774), (436, 71687), (532, 58751), (539, 57988), (686, 45562), (763, 40964), (836, 37387), (931, 33572), (1078, 28994), (1199, 26068), (1372, 22781), (1463, 21364), (1526, 20482), (1862, 16786), (2071, 15092), (2156, 14497), (2398, 13034), (2926, 10682), (3052, 10241), (3724, 8393), (3773, 8284), (4142, 7546), (4796, 6517), (5341, 5852)]