77476880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 160

約数和(自身を含む): 209986560

約数和(自身を除く): 132509680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 41, 46, 52, 65, 79, 80, 82, 92, 104, 115, 130, 158, 164, 184, 205, 208, 230, 260, 299, 316, 328, 368, 395, 410, 460, 520, 533, 598, 632, 656, 790, 820, 920, 943, 1027, 1040, 1066, 1196, 1264, 1495, 1580, 1640, 1817, 1840, 1886, 2054, 2132, 2392, 2665, 2990, 3160, 3239, 3280, 3634, 3772, 4108, 4264, 4715, 4784, 5135, 5330, 5980, 6320, 6478, 7268, 7544, 8216, 8528, 9085, 9430, 10270, 10660, 11960, 12259, 12956, 14536, 15088, 16195, 16432, 18170, 18860, 20540, 21320, 23621, 23920, 24518, 25912, 29072, 32390, 36340, 37720, 41080, 42107, 42640, 47242, 49036, 51824, 61295, 64780, 72680, 74497, 75440, 82160, 84214, 94484, 98072, 118105, 122590, 129560, 145360, 148994, 168428, 188968, 196144, 210535, 236210, 245180, 259120, 297988, 336856, 372485, 377936, 421070, 472420, 490360, 595976, 673712, 744970, 842140, 944840, 968461, 980720, 1191952, 1489940, 1684280, 1889680, 1936922, 2979880, 3368560, 3873844, 4842305, 5959760, 7747688, 9684610, 15495376, 19369220, 38738440, 77476880]

約数ペア:

[(1, 77476880), (2, 38738440), (4, 19369220), (5, 15495376), (8, 9684610), (10, 7747688), (13, 5959760), (16, 4842305), (20, 3873844), (23, 3368560), (26, 2979880), (40, 1936922), (41, 1889680), (46, 1684280), (52, 1489940), (65, 1191952), (79, 980720), (80, 968461), (82, 944840), (92, 842140), (104, 744970), (115, 673712), (130, 595976), (158, 490360), (164, 472420), (184, 421070), (205, 377936), (208, 372485), (230, 336856), (260, 297988), (299, 259120), (316, 245180), (328, 236210), (368, 210535), (395, 196144), (410, 188968), (460, 168428), (520, 148994), (533, 145360), (598, 129560), (632, 122590), (656, 118105), (790, 98072), (820, 94484), (920, 84214), (943, 82160), (1027, 75440), (1040, 74497), (1066, 72680), (1196, 64780), (1264, 61295), (1495, 51824), (1580, 49036), (1640, 47242), (1817, 42640), (1840, 42107), (1886, 41080), (2054, 37720), (2132, 36340), (2392, 32390), (2665, 29072), (2990, 25912), (3160, 24518), (3239, 23920), (3280, 23621), (3634, 21320), (3772, 20540), (4108, 18860), (4264, 18170), (4715, 16432), (4784, 16195), (5135, 15088), (5330, 14536), (5980, 12956), (6320, 12259), (6478, 11960), (7268, 10660), (7544, 10270), (8216, 9430), (8528, 9085)]