126898400

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1249}}^1$

素因数の和:1396

約数の個数: 72

約数和(自身を含む): 312480000

約数和(自身を除く): 185581600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 127, 160, 200, 254, 400, 508, 635, 800, 1016, 1249, 1270, 2032, 2498, 2540, 3175, 4064, 4996, 5080, 6245, 6350, 9992, 10160, 12490, 12700, 19984, 20320, 24980, 25400, 31225, 39968, 49960, 50800, 62450, 99920, 101600, 124900, 158623, 199840, 249800, 317246, 499600, 634492, 793115, 999200, 1268984, 1586230, 2537968, 3172460, 3965575, 5075936, 6344920, 7931150, 12689840, 15862300, 25379680, 31724600, 63449200, 126898400]

約数ペア:

[(1, 126898400), (2, 63449200), (4, 31724600), (5, 25379680), (8, 15862300), (10, 12689840), (16, 7931150), (20, 6344920), (25, 5075936), (32, 3965575), (40, 3172460), (50, 2537968), (80, 1586230), (100, 1268984), (127, 999200), (160, 793115), (200, 634492), (254, 499600), (400, 317246), (508, 249800), (635, 199840), (800, 158623), (1016, 124900), (1249, 101600), (1270, 99920), (2032, 62450), (2498, 50800), (2540, 49960), (3175, 39968), (4064, 31225), (4996, 25400), (5080, 24980), (6245, 20320), (6350, 19984), (9992, 12700), (10160, 12490)]