80313088

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 168548240

約数和(自身を除く): 88235152

約数列:

[1, 2, 4, 8, 16, 32, 37, 61, 64, 74, 122, 128, 139, 148, 244, 256, 278, 296, 488, 556, 592, 976, 1112, 1184, 1952, 2224, 2257, 2368, 3904, 4448, 4514, 4736, 5143, 7808, 8479, 8896, 9028, 9472, 10286, 15616, 16958, 17792, 18056, 20572, 33916, 35584, 36112, 41144, 67832, 72224, 82288, 135664, 144448, 164576, 271328, 288896, 313723, 329152, 542656, 577792, 627446, 658304, 1085312, 1254892, 1316608, 2170624, 2509784, 5019568, 10039136, 20078272, 40156544, 80313088]

約数ペア:

[(1, 80313088), (2, 40156544), (4, 20078272), (8, 10039136), (16, 5019568), (32, 2509784), (37, 2170624), (61, 1316608), (64, 1254892), (74, 1085312), (122, 658304), (128, 627446), (139, 577792), (148, 542656), (244, 329152), (256, 313723), (278, 288896), (296, 271328), (488, 164576), (556, 144448), (592, 135664), (976, 82288), (1112, 72224), (1184, 67832), (1952, 41144), (2224, 36112), (2257, 35584), (2368, 33916), (3904, 20572), (4448, 18056), (4514, 17792), (4736, 16958), (5143, 15616), (7808, 10286), (8479, 9472), (8896, 9028)]