201457808

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{997}}^1$

素因数の和:1251

約数の個数: 40

約数和(自身を含む): 398357688

約数和(自身を除く): 196899880

約数列:

[1, 2, 4, 8, 16, 73, 146, 173, 292, 346, 584, 692, 997, 1168, 1384, 1994, 2768, 3988, 7976, 12629, 15952, 25258, 50516, 72781, 101032, 145562, 172481, 202064, 291124, 344962, 582248, 689924, 1164496, 1379848, 2759696, 12591113, 25182226, 50364452, 100728904, 201457808]

約数ペア:

[(1, 201457808), (2, 100728904), (4, 50364452), (8, 25182226), (16, 12591113), (73, 2759696), (146, 1379848), (173, 1164496), (292, 689924), (346, 582248), (584, 344962), (692, 291124), (997, 202064), (1168, 172481), (1384, 145562), (1994, 101032), (2768, 72781), (3988, 50516), (7976, 25258), (12629, 15952)]