220019525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2477}}^1$

素因数の和:2534

約数の個数: 48

約数和(自身を含む): 331853760

約数和(自身を除く): 111834235

約数列:

[1, 5, 11, 17, 19, 25, 55, 85, 95, 187, 209, 275, 323, 425, 475, 935, 1045, 1615, 2477, 3553, 4675, 5225, 8075, 12385, 17765, 27247, 42109, 47063, 61925, 88825, 136235, 210545, 235315, 463199, 517693, 681175, 800071, 1052725, 1176575, 2315995, 2588465, 4000355, 8800781, 11579975, 12942325, 20001775, 44003905, 220019525]

約数ペア:

[(1, 220019525), (5, 44003905), (11, 20001775), (17, 12942325), (19, 11579975), (25, 8800781), (55, 4000355), (85, 2588465), (95, 2315995), (187, 1176575), (209, 1052725), (275, 800071), (323, 681175), (425, 517693), (475, 463199), (935, 235315), (1045, 210545), (1615, 136235), (2477, 88825), (3553, 61925), (4675, 47063), (5225, 42109), (8075, 27247), (12385, 17765)]