201321051520

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2401253}}^1$

素因数の和:2401403

約数の個数: 64

約数和(自身を含む): 484957257840

約数和(自身を除く): 283636206320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 524, 640, 655, 1048, 1310, 2096, 2620, 4192, 5240, 8384, 10480, 16768, 20960, 41920, 83840, 2401253, 4802506, 9605012, 12006265, 19210024, 24012530, 38420048, 48025060, 76840096, 96050120, 153680192, 192100240, 307360384, 314564143, 384200480, 629128286, 768400960, 1258256572, 1536801920, 1572820715, 2516513144, 3145641430, 5033026288, 6291282860, 10066052576, 12582565720, 20132105152, 25165131440, 40264210304, 50330262880, 100660525760, 201321051520]

約数ペア:

[(1, 201321051520), (2, 100660525760), (4, 50330262880), (5, 40264210304), (8, 25165131440), (10, 20132105152), (16, 12582565720), (20, 10066052576), (32, 6291282860), (40, 5033026288), (64, 3145641430), (80, 2516513144), (128, 1572820715), (131, 1536801920), (160, 1258256572), (262, 768400960), (320, 629128286), (524, 384200480), (640, 314564143), (655, 307360384), (1048, 192100240), (1310, 153680192), (2096, 96050120), (2620, 76840096), (4192, 48025060), (5240, 38420048), (8384, 24012530), (10480, 19210024), (16768, 12006265), (20960, 9605012), (41920, 4802506), (83840, 2401253)]