169503680

素因数分解:

$2^6\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1229}}^1$

素因数の和:1677

約数の個数: 56

約数和(自身を含む): 404896320

約数和(自身を除く): 235392640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 431, 862, 1229, 1724, 2155, 2458, 3448, 4310, 4916, 6145, 6896, 8620, 9832, 12290, 13792, 17240, 19664, 24580, 27584, 34480, 39328, 49160, 68960, 78656, 98320, 137920, 196640, 393280, 529699, 1059398, 2118796, 2648495, 4237592, 5296990, 8475184, 10593980, 16950368, 21187960, 33900736, 42375920, 84751840, 169503680]

約数ペア:

[(1, 169503680), (2, 84751840), (4, 42375920), (5, 33900736), (8, 21187960), (10, 16950368), (16, 10593980), (20, 8475184), (32, 5296990), (40, 4237592), (64, 2648495), (80, 2118796), (160, 1059398), (320, 529699), (431, 393280), (862, 196640), (1229, 137920), (1724, 98320), (2155, 78656), (2458, 68960), (3448, 49160), (4310, 39328), (4916, 34480), (6145, 27584), (6896, 24580), (8620, 19664), (9832, 17240), (12290, 13792)]