128245376

素因数分解:

$2^7\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3491}}^1$

素因数の和:3553

約数の個数: 64

約数和(自身を含む): 299194560

約数和(自身を除く): 170949184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 128, 164, 224, 287, 328, 448, 574, 656, 896, 1148, 1312, 2296, 2624, 3491, 4592, 5248, 6982, 9184, 13964, 18368, 24437, 27928, 36736, 48874, 55856, 97748, 111712, 143131, 195496, 223424, 286262, 390992, 446848, 572524, 781984, 1001917, 1145048, 1563968, 2003834, 2290096, 3127936, 4007668, 4580192, 8015336, 9160384, 16030672, 18320768, 32061344, 64122688, 128245376]

約数ペア:

[(1, 128245376), (2, 64122688), (4, 32061344), (7, 18320768), (8, 16030672), (14, 9160384), (16, 8015336), (28, 4580192), (32, 4007668), (41, 3127936), (56, 2290096), (64, 2003834), (82, 1563968), (112, 1145048), (128, 1001917), (164, 781984), (224, 572524), (287, 446848), (328, 390992), (448, 286262), (574, 223424), (656, 195496), (896, 143131), (1148, 111712), (1312, 97748), (2296, 55856), (2624, 48874), (3491, 36736), (4592, 27928), (5248, 24437), (6982, 18368), (9184, 13964)]