200222620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17909}}^1$

素因数の和:17974

約数の個数: 48

約数和(自身を含む): 463367520

約数和(自身を除く): 263144900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 11180, 17909, 35818, 71636, 89545, 179090, 232817, 358180, 465634, 770087, 931268, 1164085, 1540174, 2328170, 3080348, 3850435, 4656340, 7700870, 10011131, 15401740, 20022262, 40044524, 50055655, 100111310, 200222620]

約数ペア:

[(1, 200222620), (2, 100111310), (4, 50055655), (5, 40044524), (10, 20022262), (13, 15401740), (20, 10011131), (26, 7700870), (43, 4656340), (52, 3850435), (65, 3080348), (86, 2328170), (130, 1540174), (172, 1164085), (215, 931268), (260, 770087), (430, 465634), (559, 358180), (860, 232817), (1118, 179090), (2236, 89545), (2795, 71636), (5590, 35818), (11180, 17909)]