220729105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 289795968

約数和(自身を除く): 69066863

約数列:

[1, 5, 17, 43, 85, 131, 215, 461, 655, 731, 2227, 2305, 3655, 5633, 7837, 11135, 19823, 28165, 39185, 60391, 95761, 99115, 301955, 336991, 478805, 1026647, 1684955, 2596813, 5133235, 12984065, 44145821, 220729105]

約数ペア:

[(1, 220729105), (5, 44145821), (17, 12984065), (43, 5133235), (85, 2596813), (131, 1684955), (215, 1026647), (461, 478805), (655, 336991), (731, 301955), (2227, 99115), (2305, 95761), (3655, 60391), (5633, 39185), (7837, 28165), (11135, 19823)]