275125005

素因数分解:

$3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8599}}^1$

素因数の和:8695

約数の個数: 40

約数和(自身を含む): 499488000

約数和(自身を除く): 224362995

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 395, 405, 711, 1185, 2133, 3555, 6399, 8599, 10665, 25797, 31995, 42995, 77391, 128985, 232173, 386955, 679321, 696519, 1160865, 2037963, 3396605, 3482595, 6113889, 10189815, 18341667, 30569445, 55025001, 91708335, 275125005]

約数ペア:

[(1, 275125005), (3, 91708335), (5, 55025001), (9, 30569445), (15, 18341667), (27, 10189815), (45, 6113889), (79, 3482595), (81, 3396605), (135, 2037963), (237, 1160865), (395, 696519), (405, 679321), (711, 386955), (1185, 232173), (2133, 128985), (3555, 77391), (6399, 42995), (8599, 31995), (10665, 25797)]