20102079095

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1\times {\mathrm{857}}^1$

素因数の和:1272

約数の個数: 64

約数和(自身を含む): 28921052160

約数和(自身を除く): 8818973065

約数列:

[1, 5, 7, 35, 37, 59, 185, 259, 295, 307, 413, 857, 1295, 1535, 2065, 2149, 2183, 4285, 5999, 10745, 10915, 11359, 15281, 18113, 29995, 31709, 50563, 56795, 76405, 79513, 90565, 126791, 158545, 221963, 252815, 263099, 353941, 397565, 633955, 670181, 1109815, 1315495, 1769705, 1841693, 1870831, 3350905, 4691267, 9208465, 9354155, 9734663, 13095817, 15522841, 23456335, 48673315, 65479085, 68142641, 77614205, 108659887, 340713205, 543299435, 574345117, 2871725585, 4020415819, 20102079095]

約数ペア:

[(1, 20102079095), (5, 4020415819), (7, 2871725585), (35, 574345117), (37, 543299435), (59, 340713205), (185, 108659887), (259, 77614205), (295, 68142641), (307, 65479085), (413, 48673315), (857, 23456335), (1295, 15522841), (1535, 13095817), (2065, 9734663), (2149, 9354155), (2183, 9208465), (4285, 4691267), (5999, 3350905), (10745, 1870831), (10915, 1841693), (11359, 1769705), (15281, 1315495), (18113, 1109815), (29995, 670181), (31709, 633955), (50563, 397565), (56795, 353941), (76405, 263099), (79513, 252815), (90565, 221963), (126791, 158545)]