54810400

素因数分解:

$2^5\times 5^2\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:674

約数の個数: 72

約数和(自身を含む): 135085104

約数和(自身を除く): 80274704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 131, 160, 200, 262, 400, 523, 524, 655, 800, 1046, 1048, 1310, 2092, 2096, 2615, 2620, 3275, 4184, 4192, 5230, 5240, 6550, 8368, 10460, 10480, 13075, 13100, 16736, 20920, 20960, 26150, 26200, 41840, 52300, 52400, 68513, 83680, 104600, 104800, 137026, 209200, 274052, 342565, 418400, 548104, 685130, 1096208, 1370260, 1712825, 2192416, 2740520, 3425650, 5481040, 6851300, 10962080, 13702600, 27405200, 54810400]

約数ペア:

[(1, 54810400), (2, 27405200), (4, 13702600), (5, 10962080), (8, 6851300), (10, 5481040), (16, 3425650), (20, 2740520), (25, 2192416), (32, 1712825), (40, 1370260), (50, 1096208), (80, 685130), (100, 548104), (131, 418400), (160, 342565), (200, 274052), (262, 209200), (400, 137026), (523, 104800), (524, 104600), (655, 83680), (800, 68513), (1046, 52400), (1048, 52300), (1310, 41840), (2092, 26200), (2096, 26150), (2615, 20960), (2620, 20920), (3275, 16736), (4184, 13100), (4192, 13075), (5230, 10480), (5240, 10460), (6550, 8368)]