71322580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26813}}^1$

素因数の和:26848

約数の個数: 48

約数和(自身を含む): 180190080

約数和(自身を除く): 108867500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 26813, 53626, 107252, 134065, 187691, 268130, 375382, 509447, 536260, 750764, 938455, 1018894, 1876910, 2037788, 2547235, 3566129, 3753820, 5094470, 7132258, 10188940, 14264516, 17830645, 35661290, 71322580]

約数ペア:

[(1, 71322580), (2, 35661290), (4, 17830645), (5, 14264516), (7, 10188940), (10, 7132258), (14, 5094470), (19, 3753820), (20, 3566129), (28, 2547235), (35, 2037788), (38, 1876910), (70, 1018894), (76, 938455), (95, 750764), (133, 536260), (140, 509447), (190, 375382), (266, 268130), (380, 187691), (532, 134065), (665, 107252), (1330, 53626), (2660, 26813)]