80705580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28619}}^1$

素因数の和:28678

約数の個数: 48

約数和(自身を含む): 230791680

約数和(自身を除く): 150086100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 28619, 57238, 85857, 114476, 143095, 171714, 286190, 343428, 429285, 572380, 858570, 1345093, 1717140, 2690186, 4035279, 5380372, 6725465, 8070558, 13450930, 16141116, 20176395, 26901860, 40352790, 80705580]

約数ペア:

[(1, 80705580), (2, 40352790), (3, 26901860), (4, 20176395), (5, 16141116), (6, 13450930), (10, 8070558), (12, 6725465), (15, 5380372), (20, 4035279), (30, 2690186), (47, 1717140), (60, 1345093), (94, 858570), (141, 572380), (188, 429285), (235, 343428), (282, 286190), (470, 171714), (564, 143095), (705, 114476), (940, 85857), (1410, 57238), (2820, 28619)]