20162009925

素因数分解:

$3^2\times 5^2\times {\mathrm{281}}^1\times {\mathrm{347}}^1\times {\mathrm{919}}^1$

素因数の和:1563

約数の個数: 72

約数和(自身を含む): 36384903360

約数和(自身を除く): 16222893435

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 281, 347, 843, 919, 1041, 1405, 1735, 2529, 2757, 3123, 4215, 4595, 5205, 7025, 8271, 8675, 12645, 13785, 15615, 21075, 22975, 26025, 41355, 63225, 68925, 78075, 97507, 206775, 258239, 292521, 318893, 487535, 774717, 877563, 956679, 1291195, 1462605, 1594465, 2324151, 2437675, 2870037, 3873585, 4387815, 4783395, 6455975, 7313025, 7972325, 11620755, 14350185, 19367925, 21939075, 23916975, 58103775, 71750925, 89608933, 268826799, 448044665, 806480397, 1344133995, 2240223325, 4032401985, 6720669975, 20162009925]

約数ペア:

[(1, 20162009925), (3, 6720669975), (5, 4032401985), (9, 2240223325), (15, 1344133995), (25, 806480397), (45, 448044665), (75, 268826799), (225, 89608933), (281, 71750925), (347, 58103775), (843, 23916975), (919, 21939075), (1041, 19367925), (1405, 14350185), (1735, 11620755), (2529, 7972325), (2757, 7313025), (3123, 6455975), (4215, 4783395), (4595, 4387815), (5205, 3873585), (7025, 2870037), (8271, 2437675), (8675, 2324151), (12645, 1594465), (13785, 1462605), (15615, 1291195), (21075, 956679), (22975, 877563), (26025, 774717), (41355, 487535), (63225, 318893), (68925, 292521), (78075, 258239), (97507, 206775)]