207942400

素因数分解:

$2^8\times 5^2\times {\mathrm{32491}}^1$

素因数の和:32517

約数の個数: 54

約数和(自身を含む): 514705772

約数和(自身を除く): 306763372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 32491, 64982, 129964, 162455, 259928, 324910, 519856, 649820, 812275, 1039712, 1299640, 1624550, 2079424, 2599280, 3249100, 4158848, 5198560, 6498200, 8317696, 10397120, 12996400, 20794240, 25992800, 41588480, 51985600, 103971200, 207942400]

約数ペア:

[(1, 207942400), (2, 103971200), (4, 51985600), (5, 41588480), (8, 25992800), (10, 20794240), (16, 12996400), (20, 10397120), (25, 8317696), (32, 6498200), (40, 5198560), (50, 4158848), (64, 3249100), (80, 2599280), (100, 2079424), (128, 1624550), (160, 1299640), (200, 1039712), (256, 812275), (320, 649820), (400, 519856), (640, 324910), (800, 259928), (1280, 162455), (1600, 129964), (3200, 64982), (6400, 32491)]