2389658975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{26903}}^1$

素因数の和:26960

約数の個数: 48

約数和(自身を含む): 3602983680

約数和(自身を除く): 1213324705

約数列:

[1, 5, 11, 17, 19, 25, 55, 85, 95, 187, 209, 275, 323, 425, 475, 935, 1045, 1615, 3553, 4675, 5225, 8075, 17765, 26903, 88825, 134515, 295933, 457351, 511157, 672575, 1479665, 2286755, 2555785, 5030861, 5622727, 7398325, 8689669, 11433775, 12778925, 25154305, 28113635, 43448345, 95586359, 125771525, 140568175, 217241725, 477931795, 2389658975]

約数ペア:

[(1, 2389658975), (5, 477931795), (11, 217241725), (17, 140568175), (19, 125771525), (25, 95586359), (55, 43448345), (85, 28113635), (95, 25154305), (187, 12778925), (209, 11433775), (275, 8689669), (323, 7398325), (425, 5622727), (475, 5030861), (935, 2555785), (1045, 2286755), (1615, 1479665), (3553, 672575), (4675, 511157), (5225, 457351), (8075, 295933), (17765, 134515), (26903, 88825)]