28777925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{461}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 39184992

約数和(自身を除く): 10407067

約数列:

[1, 5, 11, 25, 55, 227, 275, 461, 1135, 2305, 2497, 5071, 5675, 11525, 12485, 25355, 62425, 104647, 126775, 523235, 1151117, 2616175, 5755585, 28777925]

約数ペア:

[(1, 28777925), (5, 5755585), (11, 2616175), (25, 1151117), (55, 523235), (227, 126775), (275, 104647), (461, 62425), (1135, 25355), (2305, 12485), (2497, 11525), (5071, 5675)]