51622400

素因数分解:

$2^9\times 5^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:174

約数の個数: 120

約数和(自身を含む): 132560340

約数和(自身を除く): 80937940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 64, 74, 80, 100, 109, 128, 148, 160, 185, 200, 218, 256, 296, 320, 370, 400, 436, 512, 545, 592, 640, 740, 800, 872, 925, 1090, 1184, 1280, 1480, 1600, 1744, 1850, 2180, 2368, 2560, 2725, 2960, 3200, 3488, 3700, 4033, 4360, 4736, 5450, 5920, 6400, 6976, 7400, 8066, 8720, 9472, 10900, 11840, 12800, 13952, 14800, 16132, 17440, 18944, 20165, 21800, 23680, 27904, 29600, 32264, 34880, 40330, 43600, 47360, 55808, 59200, 64528, 69760, 80660, 87200, 94720, 100825, 118400, 129056, 139520, 161320, 174400, 201650, 236800, 258112, 279040, 322640, 348800, 403300, 473600, 516224, 645280, 697600, 806600, 1032448, 1290560, 1395200, 1613200, 2064896, 2581120, 3226400, 5162240, 6452800, 10324480, 12905600, 25811200, 51622400]

約数ペア:

[(1, 51622400), (2, 25811200), (4, 12905600), (5, 10324480), (8, 6452800), (10, 5162240), (16, 3226400), (20, 2581120), (25, 2064896), (32, 1613200), (37, 1395200), (40, 1290560), (50, 1032448), (64, 806600), (74, 697600), (80, 645280), (100, 516224), (109, 473600), (128, 403300), (148, 348800), (160, 322640), (185, 279040), (200, 258112), (218, 236800), (256, 201650), (296, 174400), (320, 161320), (370, 139520), (400, 129056), (436, 118400), (512, 100825), (545, 94720), (592, 87200), (640, 80660), (740, 69760), (800, 64528), (872, 59200), (925, 55808), (1090, 47360), (1184, 43600), (1280, 40330), (1480, 34880), (1600, 32264), (1744, 29600), (1850, 27904), (2180, 23680), (2368, 21800), (2560, 20165), (2725, 18944), (2960, 17440), (3200, 16132), (3488, 14800), (3700, 13952), (4033, 12800), (4360, 11840), (4736, 10900), (5450, 9472), (5920, 8720), (6400, 8066), (6976, 7400)]