85818180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{204329}}^1$

素因数の和:204348

約数の個数: 48

約数和(自身を含む): 274619520

約数和(自身を除く): 188801340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 204329, 408658, 612987, 817316, 1021645, 1225974, 1430303, 2043290, 2451948, 2860606, 3064935, 4086580, 4290909, 5721212, 6129870, 7151515, 8581818, 12259740, 14303030, 17163636, 21454545, 28606060, 42909090, 85818180]

約数ペア:

[(1, 85818180), (2, 42909090), (3, 28606060), (4, 21454545), (5, 17163636), (6, 14303030), (7, 12259740), (10, 8581818), (12, 7151515), (14, 6129870), (15, 5721212), (20, 4290909), (21, 4086580), (28, 3064935), (30, 2860606), (35, 2451948), (42, 2043290), (60, 1430303), (70, 1225974), (84, 1021645), (105, 817316), (140, 612987), (210, 408658), (420, 204329)]