78588560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 194184000

約数和(自身を除く): 115595440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 149, 152, 190, 298, 304, 347, 380, 596, 694, 745, 760, 1192, 1388, 1490, 1520, 1735, 2384, 2776, 2831, 2980, 3470, 5552, 5662, 5960, 6593, 6940, 11324, 11920, 13186, 13880, 14155, 22648, 26372, 27760, 28310, 32965, 45296, 51703, 52744, 56620, 65930, 103406, 105488, 113240, 131860, 206812, 226480, 258515, 263720, 413624, 517030, 527440, 827248, 982357, 1034060, 1964714, 2068120, 3929428, 4136240, 4911785, 7858856, 9823570, 15717712, 19647140, 39294280, 78588560]

約数ペア:

[(1, 78588560), (2, 39294280), (4, 19647140), (5, 15717712), (8, 9823570), (10, 7858856), (16, 4911785), (19, 4136240), (20, 3929428), (38, 2068120), (40, 1964714), (76, 1034060), (80, 982357), (95, 827248), (149, 527440), (152, 517030), (190, 413624), (298, 263720), (304, 258515), (347, 226480), (380, 206812), (596, 131860), (694, 113240), (745, 105488), (760, 103406), (1192, 65930), (1388, 56620), (1490, 52744), (1520, 51703), (1735, 45296), (2384, 32965), (2776, 28310), (2831, 27760), (2980, 26372), (3470, 22648), (5552, 14155), (5662, 13880), (5960, 13186), (6593, 11920), (6940, 11324)]