51322500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{2281}}^1$

素因数の和:2311

約数の個数: 90

約数和(自身を含む): 162184022

約数和(自身を除く): 110861522

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1875, 2250, 2281, 2500, 3750, 4500, 4562, 5625, 6843, 7500, 9124, 11250, 11405, 13686, 20529, 22500, 22810, 27372, 34215, 41058, 45620, 57025, 68430, 82116, 102645, 114050, 136860, 171075, 205290, 228100, 285125, 342150, 410580, 513225, 570250, 684300, 855375, 1026450, 1140500, 1425625, 1710750, 2052900, 2566125, 2851250, 3421500, 4276875, 5132250, 5702500, 8553750, 10264500, 12830625, 17107500, 25661250, 51322500]

約数ペア:

[(1, 51322500), (2, 25661250), (3, 17107500), (4, 12830625), (5, 10264500), (6, 8553750), (9, 5702500), (10, 5132250), (12, 4276875), (15, 3421500), (18, 2851250), (20, 2566125), (25, 2052900), (30, 1710750), (36, 1425625), (45, 1140500), (50, 1026450), (60, 855375), (75, 684300), (90, 570250), (100, 513225), (125, 410580), (150, 342150), (180, 285125), (225, 228100), (250, 205290), (300, 171075), (375, 136860), (450, 114050), (500, 102645), (625, 82116), (750, 68430), (900, 57025), (1125, 45620), (1250, 41058), (1500, 34215), (1875, 27372), (2250, 22810), (2281, 22500), (2500, 20529), (3750, 13686), (4500, 11405), (4562, 11250), (5625, 9124), (6843, 7500)]