388625776

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{953}}^1$

素因数の和:1310

約数の個数: 80

約数和(自身を含む): 942582528

約数和(自身を除く): 553956752

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 331, 616, 662, 953, 1232, 1324, 1906, 2317, 2648, 3641, 3812, 4634, 5296, 6671, 7282, 7624, 9268, 10483, 13342, 14564, 15248, 18536, 20966, 25487, 26684, 29128, 37072, 41932, 50974, 53368, 58256, 73381, 83864, 101948, 106736, 146762, 167728, 203896, 293524, 315443, 407792, 587048, 630886, 1174096, 1261772, 2208101, 2523544, 3469873, 4416202, 5047088, 6939746, 8832404, 13879492, 17664808, 24289111, 27758984, 35329616, 48578222, 55517968, 97156444, 194312888, 388625776]

約数ペア:

[(1, 388625776), (2, 194312888), (4, 97156444), (7, 55517968), (8, 48578222), (11, 35329616), (14, 27758984), (16, 24289111), (22, 17664808), (28, 13879492), (44, 8832404), (56, 6939746), (77, 5047088), (88, 4416202), (112, 3469873), (154, 2523544), (176, 2208101), (308, 1261772), (331, 1174096), (616, 630886), (662, 587048), (953, 407792), (1232, 315443), (1324, 293524), (1906, 203896), (2317, 167728), (2648, 146762), (3641, 106736), (3812, 101948), (4634, 83864), (5296, 73381), (6671, 58256), (7282, 53368), (7624, 50974), (9268, 41932), (10483, 37072), (13342, 29128), (14564, 26684), (15248, 25487), (18536, 20966)]