66181408

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{337}}^1$

素因数の和:402

約数の個数: 72

約数和(自身を含む): 146034252

約数和(自身を除く): 79852844

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 337, 361, 544, 608, 646, 674, 722, 1292, 1348, 1444, 2584, 2696, 2888, 5168, 5392, 5729, 5776, 6137, 6403, 10336, 10784, 11458, 11552, 12274, 12806, 22916, 24548, 25612, 45832, 49096, 51224, 91664, 98192, 102448, 108851, 121657, 183328, 196384, 204896, 217702, 243314, 435404, 486628, 870808, 973256, 1741616, 1946512, 2068169, 3483232, 3893024, 4136338, 8272676, 16545352, 33090704, 66181408]

約数ペア:

[(1, 66181408), (2, 33090704), (4, 16545352), (8, 8272676), (16, 4136338), (17, 3893024), (19, 3483232), (32, 2068169), (34, 1946512), (38, 1741616), (68, 973256), (76, 870808), (136, 486628), (152, 435404), (272, 243314), (304, 217702), (323, 204896), (337, 196384), (361, 183328), (544, 121657), (608, 108851), (646, 102448), (674, 98192), (722, 91664), (1292, 51224), (1348, 49096), (1444, 45832), (2584, 25612), (2696, 24548), (2888, 22916), (5168, 12806), (5392, 12274), (5729, 11552), (5776, 11458), (6137, 10784), (6403, 10336)]