75128515

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 116537184

約数和(自身を除く): 41408669

約数列:

[1, 5, 7, 11, 35, 49, 55, 61, 77, 245, 305, 385, 427, 457, 539, 671, 2135, 2285, 2695, 2989, 3199, 3355, 4697, 5027, 14945, 15995, 22393, 23485, 25135, 27877, 32879, 35189, 111965, 139385, 164395, 175945, 195139, 246323, 306647, 975695, 1231615, 1365973, 1533235, 2146529, 6829865, 10732645, 15025703, 75128515]

約数ペア:

[(1, 75128515), (5, 15025703), (7, 10732645), (11, 6829865), (35, 2146529), (49, 1533235), (55, 1365973), (61, 1231615), (77, 975695), (245, 306647), (305, 246323), (385, 195139), (427, 175945), (457, 164395), (539, 139385), (671, 111965), (2135, 35189), (2285, 32879), (2695, 27877), (2989, 25135), (3199, 23485), (3355, 22393), (4697, 15995), (5027, 14945)]