51518800

素因数分解:

$2^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{59}}^2$

素因数の和:173

約数の個数: 90

約数和(自身を含む): 129310238

約数和(自身を除く): 77791438

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 59, 74, 80, 100, 118, 148, 185, 200, 236, 295, 296, 370, 400, 472, 590, 592, 740, 925, 944, 1180, 1475, 1480, 1850, 2183, 2360, 2950, 2960, 3481, 3700, 4366, 4720, 5900, 6962, 7400, 8732, 10915, 11800, 13924, 14800, 17405, 17464, 21830, 23600, 27848, 34810, 34928, 43660, 54575, 55696, 69620, 87025, 87320, 109150, 128797, 139240, 174050, 174640, 218300, 257594, 278480, 348100, 436600, 515188, 643985, 696200, 873200, 1030376, 1287970, 1392400, 2060752, 2575940, 3219925, 5151880, 6439850, 10303760, 12879700, 25759400, 51518800]

約数ペア:

[(1, 51518800), (2, 25759400), (4, 12879700), (5, 10303760), (8, 6439850), (10, 5151880), (16, 3219925), (20, 2575940), (25, 2060752), (37, 1392400), (40, 1287970), (50, 1030376), (59, 873200), (74, 696200), (80, 643985), (100, 515188), (118, 436600), (148, 348100), (185, 278480), (200, 257594), (236, 218300), (295, 174640), (296, 174050), (370, 139240), (400, 128797), (472, 109150), (590, 87320), (592, 87025), (740, 69620), (925, 55696), (944, 54575), (1180, 43660), (1475, 34928), (1480, 34810), (1850, 27848), (2183, 23600), (2360, 21830), (2950, 17464), (2960, 17405), (3481, 14800), (3700, 13924), (4366, 11800), (4720, 10915), (5900, 8732), (6962, 7400)]