28854400

素因数分解:

$2^7\times 5^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 96

約数和(自身を含む): 72852480

約数和(自身を除く): 43998080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 127, 128, 142, 160, 200, 254, 284, 320, 355, 400, 508, 568, 635, 640, 710, 800, 1016, 1136, 1270, 1420, 1600, 1775, 2032, 2272, 2540, 2840, 3175, 3200, 3550, 4064, 4544, 5080, 5680, 6350, 7100, 8128, 9017, 9088, 10160, 11360, 12700, 14200, 16256, 18034, 20320, 22720, 25400, 28400, 36068, 40640, 45085, 45440, 50800, 56800, 72136, 81280, 90170, 101600, 113600, 144272, 180340, 203200, 225425, 227200, 288544, 360680, 406400, 450850, 577088, 721360, 901700, 1154176, 1442720, 1803400, 2885440, 3606800, 5770880, 7213600, 14427200, 28854400]

約数ペア:

[(1, 28854400), (2, 14427200), (4, 7213600), (5, 5770880), (8, 3606800), (10, 2885440), (16, 1803400), (20, 1442720), (25, 1154176), (32, 901700), (40, 721360), (50, 577088), (64, 450850), (71, 406400), (80, 360680), (100, 288544), (127, 227200), (128, 225425), (142, 203200), (160, 180340), (200, 144272), (254, 113600), (284, 101600), (320, 90170), (355, 81280), (400, 72136), (508, 56800), (568, 50800), (635, 45440), (640, 45085), (710, 40640), (800, 36068), (1016, 28400), (1136, 25400), (1270, 22720), (1420, 20320), (1600, 18034), (1775, 16256), (2032, 14200), (2272, 12700), (2540, 11360), (2840, 10160), (3175, 9088), (3200, 9017), (3550, 8128), (4064, 7100), (4544, 6350), (5080, 5680)]