81599968

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{87931}}^1$

素因数の和:87970

約数の個数: 24

約数和(自身を含む): 166191480

約数和(自身を除く): 84591512

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 87931, 175862, 351724, 703448, 1406896, 2549999, 2813792, 5099998, 10199996, 20399992, 40799984, 81599968]

約数ペア:

[(1, 81599968), (2, 40799984), (4, 20399992), (8, 10199996), (16, 5099998), (29, 2813792), (32, 2549999), (58, 1406896), (116, 703448), (232, 351724), (464, 175862), (928, 87931)]