79870880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16103}}^1$

素因数の和:16149

約数の個数: 48

約数和(自身を含む): 194793984

約数和(自身を除く): 114923104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 16103, 32206, 64412, 80515, 128824, 161030, 257648, 322060, 499193, 515296, 644120, 998386, 1288240, 1996772, 2495965, 2576480, 3993544, 4991930, 7987088, 9983860, 15974176, 19967720, 39935440, 79870880]

約数ペア:

[(1, 79870880), (2, 39935440), (4, 19967720), (5, 15974176), (8, 9983860), (10, 7987088), (16, 4991930), (20, 3993544), (31, 2576480), (32, 2495965), (40, 1996772), (62, 1288240), (80, 998386), (124, 644120), (155, 515296), (160, 499193), (248, 322060), (310, 257648), (496, 161030), (620, 128824), (992, 80515), (1240, 64412), (2480, 32206), (4960, 16103)]