650804980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{983}}^1\times {\mathrm{4729}}^1$

素因数の和:5728

約数の個数: 48

約数和(自身を含む): 1563851520

約数和(自身を除く): 913046540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 983, 1966, 3932, 4729, 4915, 6881, 9458, 9830, 13762, 18916, 19660, 23645, 27524, 33103, 34405, 47290, 66206, 68810, 94580, 132412, 137620, 165515, 331030, 662060, 4648607, 9297214, 18594428, 23243035, 32540249, 46486070, 65080498, 92972140, 130160996, 162701245, 325402490, 650804980]

約数ペア:

[(1, 650804980), (2, 325402490), (4, 162701245), (5, 130160996), (7, 92972140), (10, 65080498), (14, 46486070), (20, 32540249), (28, 23243035), (35, 18594428), (70, 9297214), (140, 4648607), (983, 662060), (1966, 331030), (3932, 165515), (4729, 137620), (4915, 132412), (6881, 94580), (9458, 68810), (9830, 66206), (13762, 47290), (18916, 34405), (19660, 33103), (23645, 27524)]