70789888

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 154526400

約数和(自身を除く): 83736512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 89, 104, 128, 178, 208, 239, 256, 356, 416, 478, 712, 832, 956, 1157, 1424, 1664, 1912, 2314, 2848, 3107, 3328, 3824, 4628, 5696, 6214, 7648, 9256, 11392, 12428, 15296, 18512, 21271, 22784, 24856, 30592, 37024, 42542, 49712, 61184, 74048, 85084, 99424, 148096, 170168, 198848, 276523, 296192, 340336, 397696, 553046, 680672, 795392, 1106092, 1361344, 2212184, 2722688, 4424368, 5445376, 8848736, 17697472, 35394944, 70789888]

約数ペア:

[(1, 70789888), (2, 35394944), (4, 17697472), (8, 8848736), (13, 5445376), (16, 4424368), (26, 2722688), (32, 2212184), (52, 1361344), (64, 1106092), (89, 795392), (104, 680672), (128, 553046), (178, 397696), (208, 340336), (239, 296192), (256, 276523), (356, 198848), (416, 170168), (478, 148096), (712, 99424), (832, 85084), (956, 74048), (1157, 61184), (1424, 49712), (1664, 42542), (1912, 37024), (2314, 30592), (2848, 24856), (3107, 22784), (3328, 21271), (3824, 18512), (4628, 15296), (5696, 12428), (6214, 11392), (7648, 9256)]