205031792

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 467470080

約数和(自身を除く): 262438288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 89, 112, 134, 178, 268, 307, 356, 469, 536, 614, 623, 712, 938, 1072, 1228, 1246, 1424, 1876, 2149, 2456, 2492, 3752, 4298, 4912, 4984, 5963, 7504, 8596, 9968, 11926, 17192, 20569, 23852, 27323, 34384, 41138, 41741, 47704, 54646, 82276, 83482, 95408, 109292, 143983, 164552, 166964, 191261, 218584, 287966, 329104, 333928, 382522, 437168, 575932, 667856, 765044, 1151864, 1530088, 1830641, 2303728, 3060176, 3661282, 7322564, 12814487, 14645128, 25628974, 29290256, 51257948, 102515896, 205031792]

約数ペア:

[(1, 205031792), (2, 102515896), (4, 51257948), (7, 29290256), (8, 25628974), (14, 14645128), (16, 12814487), (28, 7322564), (56, 3661282), (67, 3060176), (89, 2303728), (112, 1830641), (134, 1530088), (178, 1151864), (268, 765044), (307, 667856), (356, 575932), (469, 437168), (536, 382522), (614, 333928), (623, 329104), (712, 287966), (938, 218584), (1072, 191261), (1228, 166964), (1246, 164552), (1424, 143983), (1876, 109292), (2149, 95408), (2456, 83482), (2492, 82276), (3752, 54646), (4298, 47704), (4912, 41741), (4984, 41138), (5963, 34384), (7504, 27323), (8596, 23852), (9968, 20569), (11926, 17192)]