68988975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4919}}^1$

素因数の和:4960

約数の個数: 48

約数和(自身を含む): 131777280

約数和(自身を除く): 62788305

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 165, 187, 255, 275, 425, 561, 825, 935, 1275, 2805, 4675, 4919, 14025, 14757, 24595, 54109, 73785, 83623, 122975, 162327, 250869, 270545, 368925, 418115, 811635, 919853, 1254345, 1352725, 2090575, 2759559, 4058175, 4599265, 6271725, 13797795, 22996325, 68988975]

約数ペア:

[(1, 68988975), (3, 22996325), (5, 13797795), (11, 6271725), (15, 4599265), (17, 4058175), (25, 2759559), (33, 2090575), (51, 1352725), (55, 1254345), (75, 919853), (85, 811635), (165, 418115), (187, 368925), (255, 270545), (275, 250869), (425, 162327), (561, 122975), (825, 83623), (935, 73785), (1275, 54109), (2805, 24595), (4675, 14757), (4919, 14025)]