208393310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 410572800

約数和(自身を除く): 202179490

約数列:

[1, 2, 5, 10, 17, 34, 59, 79, 85, 118, 158, 170, 263, 295, 395, 526, 590, 790, 1003, 1315, 1343, 2006, 2630, 2686, 4471, 4661, 5015, 6715, 8942, 9322, 10030, 13430, 15517, 20777, 22355, 23305, 31034, 41554, 44710, 46610, 77585, 79237, 103885, 155170, 158474, 207770, 263789, 353209, 396185, 527578, 706418, 792370, 1225843, 1318945, 1766045, 2451686, 2637890, 3532090, 6129215, 12258430, 20839331, 41678662, 104196655, 208393310]

約数ペア:

[(1, 208393310), (2, 104196655), (5, 41678662), (10, 20839331), (17, 12258430), (34, 6129215), (59, 3532090), (79, 2637890), (85, 2451686), (118, 1766045), (158, 1318945), (170, 1225843), (263, 792370), (295, 706418), (395, 527578), (526, 396185), (590, 353209), (790, 263789), (1003, 207770), (1315, 158474), (1343, 155170), (2006, 103885), (2630, 79237), (2686, 77585), (4471, 46610), (4661, 44710), (5015, 41554), (6715, 31034), (8942, 23305), (9322, 22355), (10030, 20777), (13430, 15517)]