388917568

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:960

約数の個数: 112

約数和(自身を含む): 909425664

約数和(自身を除く): 520508096

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 32, 34, 52, 62, 64, 68, 104, 124, 136, 208, 221, 248, 272, 403, 416, 442, 496, 527, 544, 806, 832, 884, 887, 992, 1054, 1088, 1612, 1768, 1774, 1984, 2108, 3224, 3536, 3548, 4216, 6448, 6851, 7072, 7096, 8432, 11531, 12896, 13702, 14144, 14192, 15079, 16864, 23062, 25792, 27404, 27497, 28384, 30158, 33728, 46124, 54808, 54994, 56768, 60316, 92248, 109616, 109988, 120632, 184496, 196027, 219232, 219976, 241264, 357461, 368992, 392054, 438464, 439952, 467449, 482528, 714922, 737984, 784108, 879904, 934898, 965056, 1429844, 1568216, 1759808, 1869796, 2859688, 3136432, 3739592, 5719376, 6076837, 6272864, 7479184, 11438752, 12153674, 12545728, 14958368, 22877504, 24307348, 29916736, 48614696, 97229392, 194458784, 388917568]

約数ペア:

[(1, 388917568), (2, 194458784), (4, 97229392), (8, 48614696), (13, 29916736), (16, 24307348), (17, 22877504), (26, 14958368), (31, 12545728), (32, 12153674), (34, 11438752), (52, 7479184), (62, 6272864), (64, 6076837), (68, 5719376), (104, 3739592), (124, 3136432), (136, 2859688), (208, 1869796), (221, 1759808), (248, 1568216), (272, 1429844), (403, 965056), (416, 934898), (442, 879904), (496, 784108), (527, 737984), (544, 714922), (806, 482528), (832, 467449), (884, 439952), (887, 438464), (992, 392054), (1054, 368992), (1088, 357461), (1612, 241264), (1768, 219976), (1774, 219232), (1984, 196027), (2108, 184496), (3224, 120632), (3536, 109988), (3548, 109616), (4216, 92248), (6448, 60316), (6851, 56768), (7072, 54994), (7096, 54808), (8432, 46124), (11531, 33728), (12896, 30158), (13702, 28384), (14144, 27497), (14192, 27404), (15079, 25792), (16864, 23062)]