20802024250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{78721}}^1$

素因数の和:78896

約数の個数: 64

約数和(自身を含む): 44799745536

約数和(自身を除く): 23997721286

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 151, 175, 250, 302, 350, 755, 875, 1057, 1510, 1750, 2114, 3775, 5285, 7550, 10570, 18875, 26425, 37750, 52850, 78721, 132125, 157442, 264250, 393605, 551047, 787210, 1102094, 1968025, 2755235, 3936050, 5510470, 9840125, 11886871, 13776175, 19680250, 23773742, 27552350, 59434355, 68880875, 83208097, 118868710, 137761750, 166416194, 297171775, 416040485, 594343550, 832080970, 1485858875, 2080202425, 2971717750, 4160404850, 10401012125, 20802024250]

約数ペア:

[(1, 20802024250), (2, 10401012125), (5, 4160404850), (7, 2971717750), (10, 2080202425), (14, 1485858875), (25, 832080970), (35, 594343550), (50, 416040485), (70, 297171775), (125, 166416194), (151, 137761750), (175, 118868710), (250, 83208097), (302, 68880875), (350, 59434355), (755, 27552350), (875, 23773742), (1057, 19680250), (1510, 13776175), (1750, 11886871), (2114, 9840125), (3775, 5510470), (5285, 3936050), (7550, 2755235), (10570, 1968025), (18875, 1102094), (26425, 787210), (37750, 551047), (52850, 393605), (78721, 264250), (132125, 157442)]