15691377560

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{15329}}^1$

素因数の和:15660

約数の個数: 64

約数和(自身を含む): 35750786400

約数和(自身を除く): 20059408840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 163, 314, 326, 628, 652, 785, 815, 1256, 1304, 1570, 1630, 3140, 3260, 6280, 6520, 15329, 25591, 30658, 51182, 61316, 76645, 102364, 122632, 127955, 153290, 204728, 255910, 306580, 511820, 613160, 1023640, 2406653, 2498627, 4813306, 4997254, 9626612, 9994508, 12033265, 12493135, 19253224, 19989016, 24066530, 24986270, 48133060, 49972540, 96266120, 99945080, 392284439, 784568878, 1569137756, 1961422195, 3138275512, 3922844390, 7845688780, 15691377560]

約数ペア:

[(1, 15691377560), (2, 7845688780), (4, 3922844390), (5, 3138275512), (8, 1961422195), (10, 1569137756), (20, 784568878), (40, 392284439), (157, 99945080), (163, 96266120), (314, 49972540), (326, 48133060), (628, 24986270), (652, 24066530), (785, 19989016), (815, 19253224), (1256, 12493135), (1304, 12033265), (1570, 9994508), (1630, 9626612), (3140, 4997254), (3260, 4813306), (6280, 2498627), (6520, 2406653), (15329, 1023640), (25591, 613160), (30658, 511820), (51182, 306580), (61316, 255910), (76645, 204728), (102364, 153290), (122632, 127955)]