20079717905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^2\times {\mathrm{179}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 26547030720

約数和(自身を除く): 6467312815

約数列:

[1, 5, 13, 65, 107, 127, 179, 535, 635, 895, 1391, 1651, 2327, 6955, 8255, 11635, 13589, 16129, 19153, 22733, 67945, 80645, 95765, 113665, 176657, 209677, 248989, 295529, 883285, 1048385, 1244945, 1477645, 1725803, 2432431, 2887091, 8629015, 12162155, 14435455, 22435439, 31621603, 37532183, 112177195, 158108015, 187660915, 308918737, 1544593685, 4015943581, 20079717905]

約数ペア:

[(1, 20079717905), (5, 4015943581), (13, 1544593685), (65, 308918737), (107, 187660915), (127, 158108015), (179, 112177195), (535, 37532183), (635, 31621603), (895, 22435439), (1391, 14435455), (1651, 12162155), (2327, 8629015), (6955, 2887091), (8255, 2432431), (11635, 1725803), (13589, 1477645), (16129, 1244945), (19153, 1048385), (22733, 883285), (67945, 295529), (80645, 248989), (95765, 209677), (113665, 176657)]