20136660545

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:810

約数の個数: 64

約数和(自身を含む): 26443929600

約数和(自身を除く): 6307269055

約数列:

[1, 5, 29, 31, 73, 109, 145, 155, 365, 545, 563, 899, 2117, 2263, 2815, 3161, 3379, 4495, 7957, 10585, 11315, 15805, 16327, 16895, 17453, 39785, 41099, 61367, 65627, 81635, 87265, 97991, 205495, 230753, 246667, 306835, 328135, 489955, 506137, 1153765, 1191871, 1233335, 1274069, 1779643, 1902377, 2530685, 4479791, 5959355, 6370345, 7153343, 8898215, 9511885, 22398955, 35766715, 36948001, 55168933, 129913939, 138873521, 184740005, 275844665, 649569695, 694367605, 4027332109, 20136660545]

約数ペア:

[(1, 20136660545), (5, 4027332109), (29, 694367605), (31, 649569695), (73, 275844665), (109, 184740005), (145, 138873521), (155, 129913939), (365, 55168933), (545, 36948001), (563, 35766715), (899, 22398955), (2117, 9511885), (2263, 8898215), (2815, 7153343), (3161, 6370345), (3379, 5959355), (4495, 4479791), (7957, 2530685), (10585, 1902377), (11315, 1779643), (15805, 1274069), (16327, 1233335), (16895, 1191871), (17453, 1153765), (39785, 506137), (41099, 489955), (61367, 328135), (65627, 306835), (81635, 246667), (87265, 230753), (97991, 205495)]