200920615

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1217}}^1$

素因数の和:1371

約数の個数: 32

約数和(自身を含む): 284135040

約数和(自身を除く): 83214425

約数列:

[1, 5, 7, 35, 53, 89, 265, 371, 445, 623, 1217, 1855, 3115, 4717, 6085, 8519, 23585, 33019, 42595, 64501, 108313, 165095, 322505, 451507, 541565, 758191, 2257535, 3790955, 5740589, 28702945, 40184123, 200920615]

約数ペア:

[(1, 200920615), (5, 40184123), (7, 28702945), (35, 5740589), (53, 3790955), (89, 2257535), (265, 758191), (371, 541565), (445, 451507), (623, 322505), (1217, 165095), (1855, 108313), (3115, 64501), (4717, 42595), (6085, 33019), (8519, 23585)]