16304480

素因数分解:

$2^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{563}}^1$

素因数の和:759

約数の個数: 48

約数和(自身を含む): 38800944

約数和(自身を除く): 22496464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 181, 362, 563, 724, 905, 1126, 1448, 1810, 2252, 2815, 2896, 3620, 4504, 5630, 5792, 7240, 9008, 11260, 14480, 18016, 22520, 28960, 45040, 90080, 101903, 203806, 407612, 509515, 815224, 1019030, 1630448, 2038060, 3260896, 4076120, 8152240, 16304480]

約数ペア:

[(1, 16304480), (2, 8152240), (4, 4076120), (5, 3260896), (8, 2038060), (10, 1630448), (16, 1019030), (20, 815224), (32, 509515), (40, 407612), (80, 203806), (160, 101903), (181, 90080), (362, 45040), (563, 28960), (724, 22520), (905, 18016), (1126, 14480), (1448, 11260), (1810, 9008), (2252, 7240), (2815, 5792), (2896, 5630), (3620, 4504)]