45245620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 111665736

約数和(自身を除く): 66420116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 137, 140, 196, 245, 274, 337, 490, 548, 674, 685, 959, 980, 1348, 1370, 1685, 1918, 2359, 2740, 3370, 3836, 4718, 4795, 6713, 6740, 9436, 9590, 11795, 13426, 16513, 19180, 23590, 26852, 33026, 33565, 46169, 47180, 66052, 67130, 82565, 92338, 134260, 165130, 184676, 230845, 323183, 330260, 461690, 646366, 923380, 1292732, 1615915, 2262281, 3231830, 4524562, 6463660, 9049124, 11311405, 22622810, 45245620]

約数ペア:

[(1, 45245620), (2, 22622810), (4, 11311405), (5, 9049124), (7, 6463660), (10, 4524562), (14, 3231830), (20, 2262281), (28, 1615915), (35, 1292732), (49, 923380), (70, 646366), (98, 461690), (137, 330260), (140, 323183), (196, 230845), (245, 184676), (274, 165130), (337, 134260), (490, 92338), (548, 82565), (674, 67130), (685, 66052), (959, 47180), (980, 46169), (1348, 33565), (1370, 33026), (1685, 26852), (1918, 23590), (2359, 19180), (2740, 16513), (3370, 13426), (3836, 11795), (4718, 9590), (4795, 9436), (6713, 6740)]