20167472800

素因数分解:

$2^5\times 5^2\times {\mathrm{83}}^1\times {\mathrm{303727}}^1$

素因数の和:303830

約数の個数: 72

約数和(自身を含む): 49827185856

約数和(自身を除く): 29659713056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 83, 100, 160, 166, 200, 332, 400, 415, 664, 800, 830, 1328, 1660, 2075, 2656, 3320, 4150, 6640, 8300, 13280, 16600, 33200, 66400, 303727, 607454, 1214908, 1518635, 2429816, 3037270, 4859632, 6074540, 7593175, 9719264, 12149080, 15186350, 24298160, 25209341, 30372700, 48596320, 50418682, 60745400, 100837364, 121490800, 126046705, 201674728, 242981600, 252093410, 403349456, 504186820, 630233525, 806698912, 1008373640, 1260467050, 2016747280, 2520934100, 4033494560, 5041868200, 10083736400, 20167472800]

約数ペア:

[(1, 20167472800), (2, 10083736400), (4, 5041868200), (5, 4033494560), (8, 2520934100), (10, 2016747280), (16, 1260467050), (20, 1008373640), (25, 806698912), (32, 630233525), (40, 504186820), (50, 403349456), (80, 252093410), (83, 242981600), (100, 201674728), (160, 126046705), (166, 121490800), (200, 100837364), (332, 60745400), (400, 50418682), (415, 48596320), (664, 30372700), (800, 25209341), (830, 24298160), (1328, 15186350), (1660, 12149080), (2075, 9719264), (2656, 7593175), (3320, 6074540), (4150, 4859632), (6640, 3037270), (8300, 2429816), (13280, 1518635), (16600, 1214908), (33200, 607454), (66400, 303727)]