20565985132015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{227}}^1\times {\mathrm{482513}}^1$

素因数の和:482856

約数の個数: 48

約数和(自身を含む): 26816375629152

約数和(自身を除く): 6250390497137

約数列:

[1, 5, 17, 47, 85, 227, 235, 799, 1135, 2209, 3859, 3995, 10669, 11045, 19295, 37553, 53345, 181373, 187765, 482513, 501443, 906865, 2412565, 2507215, 8202721, 8524531, 22678111, 41013605, 42622655, 109530451, 113390555, 385527887, 547652255, 1065871217, 1862017667, 1927639435, 5147931197, 5329356085, 9310088335, 18119810689, 25739655985, 87514830349, 90599053445, 241952766259, 437574151745, 1209763831295, 4113197026403, 20565985132015]

約数ペア:

[(1, 20565985132015), (5, 4113197026403), (17, 1209763831295), (47, 437574151745), (85, 241952766259), (227, 90599053445), (235, 87514830349), (799, 25739655985), (1135, 18119810689), (2209, 9310088335), (3859, 5329356085), (3995, 5147931197), (10669, 1927639435), (11045, 1862017667), (19295, 1065871217), (37553, 547652255), (53345, 385527887), (181373, 113390555), (187765, 109530451), (482513, 42622655), (501443, 41013605), (906865, 22678111), (2412565, 8524531), (2507215, 8202721)]