78727825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{811}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 106930656

約数和(自身を除く): 28202831

約数列:

[1, 5, 11, 25, 55, 275, 353, 811, 1765, 3883, 4055, 8825, 8921, 19415, 20275, 44605, 97075, 223025, 286283, 1431415, 3149113, 7157075, 15745565, 78727825]

約数ペア:

[(1, 78727825), (5, 15745565), (11, 7157075), (25, 3149113), (55, 1431415), (275, 286283), (353, 223025), (811, 97075), (1765, 44605), (3883, 20275), (4055, 19415), (8825, 8921)]