128516095

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 167961600

約数和(自身を除く): 39445505

約数列:

[1, 5, 19, 47, 95, 107, 235, 269, 535, 893, 1345, 2033, 4465, 5029, 5111, 10165, 12643, 25145, 25555, 28783, 63215, 95551, 143915, 240217, 477755, 546877, 1201085, 1352801, 2734385, 6764005, 25703219, 128516095]

約数ペア:

[(1, 128516095), (5, 25703219), (19, 6764005), (47, 2734385), (95, 1352801), (107, 1201085), (235, 546877), (269, 477755), (535, 240217), (893, 143915), (1345, 95551), (2033, 63215), (4465, 28783), (5029, 25555), (5111, 25145), (10165, 12643)]