20160970000

素因数分解:

$2^4\times 5^4\times {\mathrm{67}}^1\times {\mathrm{30091}}^1$

素因数の和:30186

約数の個数: 100

約数和(自身を含む): 49541904016

約数和(自身を除く): 29380934016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 67, 80, 100, 125, 134, 200, 250, 268, 335, 400, 500, 536, 625, 670, 1000, 1072, 1250, 1340, 1675, 2000, 2500, 2680, 3350, 5000, 5360, 6700, 8375, 10000, 13400, 16750, 26800, 30091, 33500, 41875, 60182, 67000, 83750, 120364, 134000, 150455, 167500, 240728, 300910, 335000, 481456, 601820, 670000, 752275, 1203640, 1504550, 2016097, 2407280, 3009100, 3761375, 4032194, 6018200, 7522750, 8064388, 10080485, 12036400, 15045500, 16128776, 18806875, 20160970, 30091000, 32257552, 37613750, 40321940, 50402425, 60182000, 75227500, 80643880, 100804850, 150455000, 161287760, 201609700, 252012125, 300910000, 403219400, 504024250, 806438800, 1008048500, 1260060625, 2016097000, 2520121250, 4032194000, 5040242500, 10080485000, 20160970000]

約数ペア:

[(1, 20160970000), (2, 10080485000), (4, 5040242500), (5, 4032194000), (8, 2520121250), (10, 2016097000), (16, 1260060625), (20, 1008048500), (25, 806438800), (40, 504024250), (50, 403219400), (67, 300910000), (80, 252012125), (100, 201609700), (125, 161287760), (134, 150455000), (200, 100804850), (250, 80643880), (268, 75227500), (335, 60182000), (400, 50402425), (500, 40321940), (536, 37613750), (625, 32257552), (670, 30091000), (1000, 20160970), (1072, 18806875), (1250, 16128776), (1340, 15045500), (1675, 12036400), (2000, 10080485), (2500, 8064388), (2680, 7522750), (3350, 6018200), (5000, 4032194), (5360, 3761375), (6700, 3009100), (8375, 2407280), (10000, 2016097), (13400, 1504550), (16750, 1203640), (26800, 752275), (30091, 670000), (33500, 601820), (41875, 481456), (60182, 335000), (67000, 300910), (83750, 240728), (120364, 167500), (134000, 150455)]