20100618255

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1\times {\mathrm{1291}}^1$

素因数の和:1672

約数の個数: 64

約数和(自身を含む): 33317475840

約数和(自身を除く): 13216857585

約数列:

[1, 3, 5, 15, 59, 73, 177, 219, 241, 295, 365, 723, 885, 1095, 1205, 1291, 3615, 3873, 4307, 6455, 12921, 14219, 17593, 19365, 21535, 42657, 52779, 64605, 71095, 76169, 87965, 94243, 213285, 228507, 263895, 282729, 311131, 380845, 471215, 933393, 1037987, 1142535, 1413645, 1555655, 3113961, 4666965, 5189935, 5560337, 15569805, 16681011, 18356729, 22712563, 27801685, 55070187, 68137689, 83405055, 91783645, 113562815, 275350935, 340688445, 1340041217, 4020123651, 6700206085, 20100618255]

約数ペア:

[(1, 20100618255), (3, 6700206085), (5, 4020123651), (15, 1340041217), (59, 340688445), (73, 275350935), (177, 113562815), (219, 91783645), (241, 83405055), (295, 68137689), (365, 55070187), (723, 27801685), (885, 22712563), (1095, 18356729), (1205, 16681011), (1291, 15569805), (3615, 5560337), (3873, 5189935), (4307, 4666965), (6455, 3113961), (12921, 1555655), (14219, 1413645), (17593, 1142535), (19365, 1037987), (21535, 933393), (42657, 471215), (52779, 380845), (64605, 311131), (71095, 282729), (76169, 263895), (87965, 228507), (94243, 213285)]