81672992

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 165110400

約数和(自身を除く): 83437408

約数列:

[1, 2, 4, 8, 16, 32, 59, 118, 181, 236, 239, 362, 472, 478, 724, 944, 956, 1448, 1888, 1912, 2896, 3824, 5792, 7648, 10679, 14101, 21358, 28202, 42716, 43259, 56404, 85432, 86518, 112808, 170864, 173036, 225616, 341728, 346072, 451232, 692144, 1384288, 2552281, 5104562, 10209124, 20418248, 40836496, 81672992]

約数ペア:

[(1, 81672992), (2, 40836496), (4, 20418248), (8, 10209124), (16, 5104562), (32, 2552281), (59, 1384288), (118, 692144), (181, 451232), (236, 346072), (239, 341728), (362, 225616), (472, 173036), (478, 170864), (724, 112808), (944, 86518), (956, 85432), (1448, 56404), (1888, 43259), (1912, 42716), (2896, 28202), (3824, 21358), (5792, 14101), (7648, 10679)]