129282896

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{260651}}^1$

素因数の和:260690

約数の個数: 20

約数和(自身を含む): 258566784

約数和(自身を除く): 129283888

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 260651, 521302, 1042604, 2085208, 4170416, 8080181, 16160362, 32320724, 64641448, 129282896]

約数ペア:

[(1, 129282896), (2, 64641448), (4, 32320724), (8, 16160362), (16, 8080181), (31, 4170416), (62, 2085208), (124, 1042604), (248, 521302), (496, 260651)]