79395820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1789}}^1$

素因数の和:2122

約数の個数: 48

約数和(自身を含む): 191257920

約数和(自身を除く): 111862100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 317, 634, 1268, 1585, 1789, 2219, 3170, 3578, 4438, 6340, 7156, 8876, 8945, 11095, 12523, 17890, 22190, 25046, 35780, 44380, 50092, 62615, 125230, 250460, 567113, 1134226, 2268452, 2835565, 3969791, 5671130, 7939582, 11342260, 15879164, 19848955, 39697910, 79395820]

約数ペア:

[(1, 79395820), (2, 39697910), (4, 19848955), (5, 15879164), (7, 11342260), (10, 7939582), (14, 5671130), (20, 3969791), (28, 2835565), (35, 2268452), (70, 1134226), (140, 567113), (317, 250460), (634, 125230), (1268, 62615), (1585, 50092), (1789, 44380), (2219, 35780), (3170, 25046), (3578, 22190), (4438, 17890), (6340, 12523), (7156, 11095), (8876, 8945)]