256220176

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{38219}}^1$

素因数の和:38646

約数の個数: 20

約数和(自身を含む): 497624400

約数和(自身を除く): 241404224

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3352, 6704, 38219, 76438, 152876, 305752, 611504, 16013761, 32027522, 64055044, 128110088, 256220176]

約数ペア:

[(1, 256220176), (2, 128110088), (4, 64055044), (8, 32027522), (16, 16013761), (419, 611504), (838, 305752), (1676, 152876), (3352, 76438), (6704, 38219)]