66424700

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{6449}}^1$

素因数の和:6566

約数の個数: 36

約数和(自身を含む): 145563600

約数和(自身を除く): 79138900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2060, 2575, 5150, 6449, 10300, 12898, 25796, 32245, 64490, 128980, 161225, 322450, 644900, 664247, 1328494, 2656988, 3321235, 6642470, 13284940, 16606175, 33212350, 66424700]

約数ペア:

[(1, 66424700), (2, 33212350), (4, 16606175), (5, 13284940), (10, 6642470), (20, 3321235), (25, 2656988), (50, 1328494), (100, 664247), (103, 644900), (206, 322450), (412, 161225), (515, 128980), (1030, 64490), (2060, 32245), (2575, 25796), (5150, 12898), (6449, 10300)]