51356480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:352

約数の個数: 112

約数和(自身を含む): 141768576

約数和(自身を除く): 90412096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 101, 112, 140, 160, 202, 224, 227, 280, 320, 404, 448, 454, 505, 560, 707, 808, 908, 1010, 1120, 1135, 1414, 1589, 1616, 1816, 2020, 2240, 2270, 2828, 3178, 3232, 3535, 3632, 4040, 4540, 5656, 6356, 6464, 7070, 7264, 7945, 8080, 9080, 11312, 12712, 14140, 14528, 15890, 16160, 18160, 22624, 22927, 25424, 28280, 31780, 32320, 36320, 45248, 45854, 50848, 56560, 63560, 72640, 91708, 101696, 113120, 114635, 127120, 160489, 183416, 226240, 229270, 254240, 320978, 366832, 458540, 508480, 641956, 733664, 802445, 917080, 1283912, 1467328, 1604890, 1834160, 2567824, 3209780, 3668320, 5135648, 6419560, 7336640, 10271296, 12839120, 25678240, 51356480]

約数ペア:

[(1, 51356480), (2, 25678240), (4, 12839120), (5, 10271296), (7, 7336640), (8, 6419560), (10, 5135648), (14, 3668320), (16, 3209780), (20, 2567824), (28, 1834160), (32, 1604890), (35, 1467328), (40, 1283912), (56, 917080), (64, 802445), (70, 733664), (80, 641956), (101, 508480), (112, 458540), (140, 366832), (160, 320978), (202, 254240), (224, 229270), (227, 226240), (280, 183416), (320, 160489), (404, 127120), (448, 114635), (454, 113120), (505, 101696), (560, 91708), (707, 72640), (808, 63560), (908, 56560), (1010, 50848), (1120, 45854), (1135, 45248), (1414, 36320), (1589, 32320), (1616, 31780), (1816, 28280), (2020, 25424), (2240, 22927), (2270, 22624), (2828, 18160), (3178, 16160), (3232, 15890), (3535, 14528), (3632, 14140), (4040, 12712), (4540, 11312), (5656, 9080), (6356, 8080), (6464, 7945), (7070, 7264)]