204328480

素因数分解:

$2^5\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2963}}^1$

素因数の和:3409

約数の個数: 48

約数和(自身を含む): 484009344

約数和(自身を除く): 279680864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 431, 862, 1724, 2155, 2963, 3448, 4310, 5926, 6896, 8620, 11852, 13792, 14815, 17240, 23704, 29630, 34480, 47408, 59260, 68960, 94816, 118520, 237040, 474080, 1277053, 2554106, 5108212, 6385265, 10216424, 12770530, 20432848, 25541060, 40865696, 51082120, 102164240, 204328480]

約数ペア:

[(1, 204328480), (2, 102164240), (4, 51082120), (5, 40865696), (8, 25541060), (10, 20432848), (16, 12770530), (20, 10216424), (32, 6385265), (40, 5108212), (80, 2554106), (160, 1277053), (431, 474080), (862, 237040), (1724, 118520), (2155, 94816), (2963, 68960), (3448, 59260), (4310, 47408), (5926, 34480), (6896, 29630), (8620, 23704), (11852, 17240), (13792, 14815)]