256836635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{829}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 347086080

約数和(自身を除く): 90249445

約数列:

[1, 5, 11, 43, 55, 131, 215, 473, 655, 829, 1441, 2365, 4145, 5633, 7205, 9119, 28165, 35647, 45595, 61963, 108599, 178235, 309815, 392117, 542995, 1194589, 1960585, 4669757, 5972945, 23348785, 51367327, 256836635]

約数ペア:

[(1, 256836635), (5, 51367327), (11, 23348785), (43, 5972945), (55, 4669757), (131, 1960585), (215, 1194589), (473, 542995), (655, 392117), (829, 309815), (1441, 178235), (2365, 108599), (4145, 61963), (5633, 45595), (7205, 35647), (9119, 28165)]