66779890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{6949}}^1$

素因数の和:7018

約数の個数: 24

約数和(自身を含む): 124224300

約数和(自身を除く): 57444410

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 961, 1922, 4805, 6949, 9610, 13898, 34745, 69490, 215419, 430838, 1077095, 2154190, 6677989, 13355978, 33389945, 66779890]

約数ペア:

[(1, 66779890), (2, 33389945), (5, 13355978), (10, 6677989), (31, 2154190), (62, 1077095), (155, 430838), (310, 215419), (961, 69490), (1922, 34745), (4805, 13898), (6949, 9610)]