67255990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{164039}}^1$

素因数の和:164087

約数の個数: 16

約数和(自身を含む): 124014240

約数和(自身を除く): 56758250

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 164039, 328078, 820195, 1640390, 6725599, 13451198, 33627995, 67255990]

約数ペア:

[(1, 67255990), (2, 33627995), (5, 13451198), (10, 6725599), (41, 1640390), (82, 820195), (205, 328078), (410, 164039)]