66991375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:696

約数の個数: 32

約数和(自身を含む): 92461824

約数和(自身を除く): 25470449

約数列:

[1, 5, 11, 25, 55, 83, 125, 275, 415, 587, 913, 1375, 2075, 2935, 4565, 6457, 10375, 14675, 22825, 32285, 48721, 73375, 114125, 161425, 243605, 535931, 807125, 1218025, 2679655, 6090125, 13398275, 66991375]

約数ペア:

[(1, 66991375), (5, 13398275), (11, 6090125), (25, 2679655), (55, 1218025), (83, 807125), (125, 535931), (275, 243605), (415, 161425), (587, 114125), (913, 73375), (1375, 48721), (2075, 32285), (2935, 22825), (4565, 14675), (6457, 10375)]