71506480

素因数分解:

$2^4\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1777}}^1$

素因数の和:2293

約数の個数: 40

約数和(自身を含む): 166676832

約数和(自身を除く): 95170352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 503, 1006, 1777, 2012, 2515, 3554, 4024, 5030, 7108, 8048, 8885, 10060, 14216, 17770, 20120, 28432, 35540, 40240, 71080, 142160, 893831, 1787662, 3575324, 4469155, 7150648, 8938310, 14301296, 17876620, 35753240, 71506480]

約数ペア:

[(1, 71506480), (2, 35753240), (4, 17876620), (5, 14301296), (8, 8938310), (10, 7150648), (16, 4469155), (20, 3575324), (40, 1787662), (80, 893831), (503, 142160), (1006, 71080), (1777, 40240), (2012, 35540), (2515, 28432), (3554, 20120), (4024, 17770), (5030, 14216), (7108, 10060), (8048, 8885)]