20163858850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1171}}^1\times {\mathrm{8009}}^1$

素因数の和:9235

約数の個数: 48

約数和(自身を含む): 38414550240

約数和(自身を除く): 18250691390

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 1171, 2150, 2342, 5855, 8009, 11710, 16018, 29275, 40045, 50353, 58550, 80090, 100706, 200225, 251765, 344387, 400450, 503530, 688774, 1258825, 1721935, 2517650, 3443870, 8609675, 9378539, 17219350, 18757078, 46892695, 93785390, 234463475, 403277177, 468926950, 806554354, 2016385885, 4032771770, 10081929425, 20163858850]

約数ペア:

[(1, 20163858850), (2, 10081929425), (5, 4032771770), (10, 2016385885), (25, 806554354), (43, 468926950), (50, 403277177), (86, 234463475), (215, 93785390), (430, 46892695), (1075, 18757078), (1171, 17219350), (2150, 9378539), (2342, 8609675), (5855, 3443870), (8009, 2517650), (11710, 1721935), (16018, 1258825), (29275, 688774), (40045, 503530), (50353, 400450), (58550, 344387), (80090, 251765), (100706, 200225)]