28143200

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:424

約数の個数: 72

約数和(自身を含む): 69495552

約数和(自身を除く): 41352352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 127, 160, 200, 254, 277, 400, 508, 554, 635, 800, 1016, 1108, 1270, 1385, 2032, 2216, 2540, 2770, 3175, 4064, 4432, 5080, 5540, 6350, 6925, 8864, 10160, 11080, 12700, 13850, 20320, 22160, 25400, 27700, 35179, 44320, 50800, 55400, 70358, 101600, 110800, 140716, 175895, 221600, 281432, 351790, 562864, 703580, 879475, 1125728, 1407160, 1758950, 2814320, 3517900, 5628640, 7035800, 14071600, 28143200]

約数ペア:

[(1, 28143200), (2, 14071600), (4, 7035800), (5, 5628640), (8, 3517900), (10, 2814320), (16, 1758950), (20, 1407160), (25, 1125728), (32, 879475), (40, 703580), (50, 562864), (80, 351790), (100, 281432), (127, 221600), (160, 175895), (200, 140716), (254, 110800), (277, 101600), (400, 70358), (508, 55400), (554, 50800), (635, 44320), (800, 35179), (1016, 27700), (1108, 25400), (1270, 22160), (1385, 20320), (2032, 13850), (2216, 12700), (2540, 11080), (2770, 10160), (3175, 8864), (4064, 6925), (4432, 6350), (5080, 5540)]