208085605

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{827}}^1$

素因数の和:938

約数の個数: 48

約数和(自身を含む): 317157120

約数和(自身を除く): 109071515

約数列:

[1, 5, 7, 13, 35, 49, 65, 79, 91, 245, 395, 455, 553, 637, 827, 1027, 2765, 3185, 3871, 4135, 5135, 5789, 7189, 10751, 19355, 28945, 35945, 40523, 50323, 53755, 65333, 75257, 202615, 251615, 326665, 376285, 457331, 526799, 849329, 2286655, 2633995, 3201317, 4246645, 5945303, 16006585, 29726515, 41617121, 208085605]

約数ペア:

[(1, 208085605), (5, 41617121), (7, 29726515), (13, 16006585), (35, 5945303), (49, 4246645), (65, 3201317), (79, 2633995), (91, 2286655), (245, 849329), (395, 526799), (455, 457331), (553, 376285), (637, 326665), (827, 251615), (1027, 202615), (2765, 75257), (3185, 65333), (3871, 53755), (4135, 50323), (5135, 40523), (5789, 35945), (7189, 28945), (10751, 19355)]