80168725

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 123742080

約数和(自身を除く): 43573355

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 131, 175, 269, 325, 455, 655, 917, 1345, 1703, 1883, 2275, 3275, 3497, 4585, 6725, 8515, 9415, 11921, 17485, 22925, 24479, 35239, 42575, 47075, 59605, 87425, 122395, 176195, 246673, 298025, 458107, 611975, 880975, 1233365, 2290535, 3206749, 6166825, 11452675, 16033745, 80168725]

約数ペア:

[(1, 80168725), (5, 16033745), (7, 11452675), (13, 6166825), (25, 3206749), (35, 2290535), (65, 1233365), (91, 880975), (131, 611975), (175, 458107), (269, 298025), (325, 246673), (455, 176195), (655, 122395), (917, 87425), (1345, 59605), (1703, 47075), (1883, 42575), (2275, 35239), (3275, 24479), (3497, 22925), (4585, 17485), (6725, 11921), (8515, 9415)]