13390996880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1\times {\mathrm{5309}}^1$

素因数の和:6132

約数の個数: 80

約数和(自身を含む): 31940924400

約数和(自身を除く): 18549927520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 769, 820, 1538, 1640, 3076, 3280, 3845, 5309, 6152, 7690, 10618, 12304, 15380, 21236, 26545, 30760, 31529, 42472, 53090, 61520, 63058, 84944, 106180, 126116, 157645, 212360, 217669, 252232, 315290, 424720, 435338, 504464, 630580, 870676, 1088345, 1261160, 1741352, 2176690, 2522320, 3482704, 4082621, 4353380, 8165242, 8706760, 16330484, 17413520, 20413105, 32660968, 40826210, 65321936, 81652420, 163304840, 167387461, 326609680, 334774922, 669549844, 836937305, 1339099688, 1673874610, 2678199376, 3347749220, 6695498440, 13390996880]

約数ペア:

[(1, 13390996880), (2, 6695498440), (4, 3347749220), (5, 2678199376), (8, 1673874610), (10, 1339099688), (16, 836937305), (20, 669549844), (40, 334774922), (41, 326609680), (80, 167387461), (82, 163304840), (164, 81652420), (205, 65321936), (328, 40826210), (410, 32660968), (656, 20413105), (769, 17413520), (820, 16330484), (1538, 8706760), (1640, 8165242), (3076, 4353380), (3280, 4082621), (3845, 3482704), (5309, 2522320), (6152, 2176690), (7690, 1741352), (10618, 1261160), (12304, 1088345), (15380, 870676), (21236, 630580), (26545, 504464), (30760, 435338), (31529, 424720), (42472, 315290), (53090, 252232), (61520, 217669), (63058, 212360), (84944, 157645), (106180, 126116)]