2195678015

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{138923}}^1$

素因数の和:139066

約数の個数: 16

約数和(自身を含む): 2750695200

約数和(自身を除く): 555017185

約数列:

[1, 5, 29, 109, 145, 545, 3161, 15805, 138923, 694615, 4028767, 15142607, 20143835, 75713035, 439135603, 2195678015]

約数ペア:

[(1, 2195678015), (5, 439135603), (29, 75713035), (109, 20143835), (145, 15142607), (545, 4028767), (3161, 694615), (15805, 138923)]