137279920

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{24169}}^1$

素因数の和:24253

約数の個数: 40

約数和(自身を含む): 323684640

約数和(自身を除く): 186404720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 24169, 48338, 96676, 120845, 193352, 241690, 386704, 483380, 966760, 1715999, 1933520, 3431998, 6863996, 8579995, 13727992, 17159990, 27455984, 34319980, 68639960, 137279920]

約数ペア:

[(1, 137279920), (2, 68639960), (4, 34319980), (5, 27455984), (8, 17159990), (10, 13727992), (16, 8579995), (20, 6863996), (40, 3431998), (71, 1933520), (80, 1715999), (142, 966760), (284, 483380), (355, 386704), (568, 241690), (710, 193352), (1136, 120845), (1420, 96676), (2840, 48338), (5680, 24169)]