20172556745

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1439}}^1$

素因数の和:1559

約数の個数: 96

約数和(自身を含む): 29785190400

約数和(自身を除く): 9612633655

約数列:

[1, 5, 11, 17, 29, 47, 55, 85, 121, 145, 187, 235, 319, 493, 517, 605, 799, 935, 1363, 1439, 1595, 2057, 2465, 2585, 3509, 3995, 5423, 5687, 6815, 7195, 8789, 10285, 14993, 15829, 17545, 23171, 24463, 27115, 28435, 41731, 43945, 59653, 67633, 74965, 79145, 96679, 115855, 122315, 164923, 174119, 208655, 254881, 269093, 298265, 338165, 459041, 483395, 709427, 743963, 824615, 870595, 1149761, 1274405, 1345465, 1961357, 2295205, 2803691, 2960023, 3547135, 3719815, 5049451, 5748805, 7803697, 8183593, 9806785, 12647371, 14018455, 14800115, 21574927, 25247255, 33343069, 39018485, 40917965, 63236855, 85840667, 107874635, 139121081, 166715345, 237324197, 366773759, 429203335, 695605405, 1186620985, 1833868795, 4034511349, 20172556745]

約数ペア:

[(1, 20172556745), (5, 4034511349), (11, 1833868795), (17, 1186620985), (29, 695605405), (47, 429203335), (55, 366773759), (85, 237324197), (121, 166715345), (145, 139121081), (187, 107874635), (235, 85840667), (319, 63236855), (493, 40917965), (517, 39018485), (605, 33343069), (799, 25247255), (935, 21574927), (1363, 14800115), (1439, 14018455), (1595, 12647371), (2057, 9806785), (2465, 8183593), (2585, 7803697), (3509, 5748805), (3995, 5049451), (5423, 3719815), (5687, 3547135), (6815, 2960023), (7195, 2803691), (8789, 2295205), (10285, 1961357), (14993, 1345465), (15829, 1274405), (17545, 1149761), (23171, 870595), (24463, 824615), (27115, 743963), (28435, 709427), (41731, 483395), (43945, 459041), (59653, 338165), (67633, 298265), (74965, 269093), (79145, 254881), (96679, 208655), (115855, 174119), (122315, 164923)]