79350400

素因数分解:

$2^7\times 5^2\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:342

約数の個数: 96

約数和(自身を含む): 198541980

約数和(自身を除く): 119191580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 137, 160, 181, 200, 274, 320, 362, 400, 548, 640, 685, 724, 800, 905, 1096, 1370, 1448, 1600, 1810, 2192, 2740, 2896, 3200, 3425, 3620, 4384, 4525, 5480, 5792, 6850, 7240, 8768, 9050, 10960, 11584, 13700, 14480, 17536, 18100, 21920, 23168, 24797, 27400, 28960, 36200, 43840, 49594, 54800, 57920, 72400, 87680, 99188, 109600, 115840, 123985, 144800, 198376, 219200, 247970, 289600, 396752, 438400, 495940, 579200, 619925, 793504, 991880, 1239850, 1587008, 1983760, 2479700, 3174016, 3967520, 4959400, 7935040, 9918800, 15870080, 19837600, 39675200, 79350400]

約数ペア:

[(1, 79350400), (2, 39675200), (4, 19837600), (5, 15870080), (8, 9918800), (10, 7935040), (16, 4959400), (20, 3967520), (25, 3174016), (32, 2479700), (40, 1983760), (50, 1587008), (64, 1239850), (80, 991880), (100, 793504), (128, 619925), (137, 579200), (160, 495940), (181, 438400), (200, 396752), (274, 289600), (320, 247970), (362, 219200), (400, 198376), (548, 144800), (640, 123985), (685, 115840), (724, 109600), (800, 99188), (905, 87680), (1096, 72400), (1370, 57920), (1448, 54800), (1600, 49594), (1810, 43840), (2192, 36200), (2740, 28960), (2896, 27400), (3200, 24797), (3425, 23168), (3620, 21920), (4384, 18100), (4525, 17536), (5480, 14480), (5792, 13700), (6850, 11584), (7240, 10960), (8768, 9050)]