53325880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 124597440

約数和(自身を除く): 71271560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 137, 148, 185, 263, 274, 296, 370, 526, 548, 685, 740, 1052, 1096, 1315, 1370, 1480, 2104, 2630, 2740, 5069, 5260, 5480, 9731, 10138, 10520, 19462, 20276, 25345, 36031, 38924, 40552, 48655, 50690, 72062, 77848, 97310, 101380, 144124, 180155, 194620, 202760, 288248, 360310, 389240, 720620, 1333147, 1441240, 2666294, 5332588, 6665735, 10665176, 13331470, 26662940, 53325880]

約数ペア:

[(1, 53325880), (2, 26662940), (4, 13331470), (5, 10665176), (8, 6665735), (10, 5332588), (20, 2666294), (37, 1441240), (40, 1333147), (74, 720620), (137, 389240), (148, 360310), (185, 288248), (263, 202760), (274, 194620), (296, 180155), (370, 144124), (526, 101380), (548, 97310), (685, 77848), (740, 72062), (1052, 50690), (1096, 48655), (1315, 40552), (1370, 38924), (1480, 36031), (2104, 25345), (2630, 20276), (2740, 19462), (5069, 10520), (5260, 10138), (5480, 9731)]