80089760

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6857}}^1$

素因数の和:6945

約数の個数: 48

約数和(自身を含む): 191831976

約数和(自身を除く): 111742216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 2336, 2920, 5840, 6857, 11680, 13714, 27428, 34285, 54856, 68570, 109712, 137140, 219424, 274280, 500561, 548560, 1001122, 1097120, 2002244, 2502805, 4004488, 5005610, 8008976, 10011220, 16017952, 20022440, 40044880, 80089760]

約数ペア:

[(1, 80089760), (2, 40044880), (4, 20022440), (5, 16017952), (8, 10011220), (10, 8008976), (16, 5005610), (20, 4004488), (32, 2502805), (40, 2002244), (73, 1097120), (80, 1001122), (146, 548560), (160, 500561), (292, 274280), (365, 219424), (584, 137140), (730, 109712), (1168, 68570), (1460, 54856), (2336, 34285), (2920, 27428), (5840, 13714), (6857, 11680)]