139212800

素因数分解:

$2^{11}\times 5^2\times {\mathrm{2719}}^1$

素因数の和:2751

約数の個数: 72

約数和(自身を含む): 345290400

約数和(自身を除く): 206077600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 2048, 2560, 2719, 3200, 5120, 5438, 6400, 10240, 10876, 12800, 13595, 21752, 25600, 27190, 43504, 51200, 54380, 67975, 87008, 108760, 135950, 174016, 217520, 271900, 348032, 435040, 543800, 696064, 870080, 1087600, 1392128, 1740160, 2175200, 2784256, 3480320, 4350400, 5568512, 6960640, 8700800, 13921280, 17401600, 27842560, 34803200, 69606400, 139212800]

約数ペア:

[(1, 139212800), (2, 69606400), (4, 34803200), (5, 27842560), (8, 17401600), (10, 13921280), (16, 8700800), (20, 6960640), (25, 5568512), (32, 4350400), (40, 3480320), (50, 2784256), (64, 2175200), (80, 1740160), (100, 1392128), (128, 1087600), (160, 870080), (200, 696064), (256, 543800), (320, 435040), (400, 348032), (512, 271900), (640, 217520), (800, 174016), (1024, 135950), (1280, 108760), (1600, 87008), (2048, 67975), (2560, 54380), (2719, 51200), (3200, 43504), (5120, 27190), (5438, 25600), (6400, 21752), (10240, 13595), (10876, 12800)]