80065965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{557}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 150740352

約数和(自身を除く): 70674387

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 557, 777, 1295, 1369, 1671, 2785, 3885, 3899, 4107, 6845, 8355, 9583, 11697, 19495, 20535, 20609, 28749, 47915, 58485, 61827, 103045, 143745, 144263, 309135, 432789, 721315, 762533, 2163945, 2287599, 3812665, 5337731, 11437995, 16013193, 26688655, 80065965]

約数ペア:

[(1, 80065965), (3, 26688655), (5, 16013193), (7, 11437995), (15, 5337731), (21, 3812665), (35, 2287599), (37, 2163945), (105, 762533), (111, 721315), (185, 432789), (259, 309135), (555, 144263), (557, 143745), (777, 103045), (1295, 61827), (1369, 58485), (1671, 47915), (2785, 28749), (3885, 20609), (3899, 20535), (4107, 19495), (6845, 11697), (8355, 9583)]