77804975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2879}}^1$

素因数の和:2959

約数の個数: 24

約数和(自身を含む): 102850560

約数和(自身を除く): 25045585

約数列:

[1, 5, 23, 25, 47, 115, 235, 575, 1081, 1175, 2879, 5405, 14395, 27025, 66217, 71975, 135313, 331085, 676565, 1655425, 3112199, 3382825, 15560995, 77804975]

約数ペア:

[(1, 77804975), (5, 15560995), (23, 3382825), (25, 3112199), (47, 1655425), (115, 676565), (235, 331085), (575, 135313), (1081, 71975), (1175, 66217), (2879, 27025), (5405, 14395)]