137332640

素因数分解:

$2^5\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4357}}^1$

素因数の和:4569

約数の個数: 48

約数和(自身を含む): 326170152

約数和(自身を除く): 188837512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 4357, 6304, 7880, 8714, 15760, 17428, 21785, 31520, 34856, 43570, 69712, 87140, 139424, 174280, 348560, 697120, 858329, 1716658, 3433316, 4291645, 6866632, 8583290, 13733264, 17166580, 27466528, 34333160, 68666320, 137332640]

約数ペア:

[(1, 137332640), (2, 68666320), (4, 34333160), (5, 27466528), (8, 17166580), (10, 13733264), (16, 8583290), (20, 6866632), (32, 4291645), (40, 3433316), (80, 1716658), (160, 858329), (197, 697120), (394, 348560), (788, 174280), (985, 139424), (1576, 87140), (1970, 69712), (3152, 43570), (3940, 34856), (4357, 31520), (6304, 21785), (7880, 17428), (8714, 15760)]