199948112

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1543}}^1$

素因数の和:1660

約数の個数: 80

約数和(自身を含む): 482469120

約数和(自身を除く): 282521008

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 89, 91, 104, 112, 178, 182, 208, 356, 364, 623, 712, 728, 1157, 1246, 1424, 1456, 1543, 2314, 2492, 3086, 4628, 4984, 6172, 8099, 9256, 9968, 10801, 12344, 16198, 18512, 20059, 21602, 24688, 32396, 40118, 43204, 64792, 80236, 86408, 129584, 137327, 140413, 160472, 172816, 274654, 280826, 320944, 549308, 561652, 961289, 1098616, 1123304, 1785251, 1922578, 2197232, 2246608, 3570502, 3845156, 7141004, 7690312, 12496757, 14282008, 15380624, 24993514, 28564016, 49987028, 99974056, 199948112]

約数ペア:

[(1, 199948112), (2, 99974056), (4, 49987028), (7, 28564016), (8, 24993514), (13, 15380624), (14, 14282008), (16, 12496757), (26, 7690312), (28, 7141004), (52, 3845156), (56, 3570502), (89, 2246608), (91, 2197232), (104, 1922578), (112, 1785251), (178, 1123304), (182, 1098616), (208, 961289), (356, 561652), (364, 549308), (623, 320944), (712, 280826), (728, 274654), (1157, 172816), (1246, 160472), (1424, 140413), (1456, 137327), (1543, 129584), (2314, 86408), (2492, 80236), (3086, 64792), (4628, 43204), (4984, 40118), (6172, 32396), (8099, 24688), (9256, 21602), (9968, 20059), (10801, 18512), (12344, 16198)]