156968010140

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1\times {\mathrm{121951}}^1$

素因数の和:122562

約数の個数: 48

約数和(自身を含む): 332724080640

約数和(自身を除く): 175756070500

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 463, 556, 695, 926, 1390, 1852, 2315, 2780, 4630, 9260, 64357, 121951, 128714, 243902, 257428, 321785, 487804, 609755, 643570, 1219510, 1287140, 2439020, 16951189, 33902378, 56463313, 67804756, 84755945, 112926626, 169511890, 225853252, 282316565, 339023780, 564633130, 1129266260, 7848400507, 15696801014, 31393602028, 39242002535, 78484005070, 156968010140]

約数ペア:

[(1, 156968010140), (2, 78484005070), (4, 39242002535), (5, 31393602028), (10, 15696801014), (20, 7848400507), (139, 1129266260), (278, 564633130), (463, 339023780), (556, 282316565), (695, 225853252), (926, 169511890), (1390, 112926626), (1852, 84755945), (2315, 67804756), (2780, 56463313), (4630, 33902378), (9260, 16951189), (64357, 2439020), (121951, 1287140), (128714, 1219510), (243902, 643570), (257428, 609755), (321785, 487804)]