80403705

素因数分解:

$3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1213}}^1$

素因数の和:1718

約数の個数: 32

約数和(自身を含む): 143349120

約数和(自身を除く): 62945415

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 491, 1213, 1473, 2455, 3639, 4419, 6065, 7365, 10917, 13257, 18195, 22095, 32751, 54585, 66285, 163755, 595583, 1786749, 2977915, 5360247, 8933745, 16080741, 26801235, 80403705]

約数ペア:

[(1, 80403705), (3, 26801235), (5, 16080741), (9, 8933745), (15, 5360247), (27, 2977915), (45, 1786749), (135, 595583), (491, 163755), (1213, 66285), (1473, 54585), (2455, 32751), (3639, 22095), (4419, 18195), (6065, 13257), (7365, 10917)]