81027928

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{457}}^1\times {\mathrm{599}}^1$

素因数の和:1099

約数の個数: 32

約数和(自身を含む): 156636000

約数和(自身を除く): 75608072

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 457, 599, 914, 1198, 1828, 2396, 3656, 4792, 16909, 22163, 33818, 44326, 67636, 88652, 135272, 177304, 273743, 547486, 1094972, 2189944, 10128491, 20256982, 40513964, 81027928]

約数ペア:

[(1, 81027928), (2, 40513964), (4, 20256982), (8, 10128491), (37, 2189944), (74, 1094972), (148, 547486), (296, 273743), (457, 177304), (599, 135272), (914, 88652), (1198, 67636), (1828, 44326), (2396, 33818), (3656, 22163), (4792, 16909)]