260065654

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 419126400

約数和(自身を除く): 159060746

約数列:

[1, 2, 19, 38, 89, 131, 178, 262, 587, 1174, 1691, 2489, 3382, 4978, 11153, 11659, 22306, 23318, 52243, 76897, 104486, 153794, 221521, 443042, 992617, 1461043, 1985234, 2922086, 6843833, 13687666, 130032827, 260065654]

約数ペア:

[(1, 260065654), (2, 130032827), (19, 13687666), (38, 6843833), (89, 2922086), (131, 1985234), (178, 1461043), (262, 992617), (587, 443042), (1174, 221521), (1691, 153794), (2489, 104486), (3382, 76897), (4978, 52243), (11153, 23318), (11659, 22306)]