80718992

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15619}}^1$

素因数の和:15663

約数の個数: 40

約数和(自身を含む): 174319200

約数和(自身を除く): 93600208

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 15619, 31238, 62476, 124952, 249904, 265523, 296761, 531046, 593522, 1062092, 1187044, 2124184, 2374088, 4248368, 4748176, 5044937, 10089874, 20179748, 40359496, 80718992]

約数ペア:

[(1, 80718992), (2, 40359496), (4, 20179748), (8, 10089874), (16, 5044937), (17, 4748176), (19, 4248368), (34, 2374088), (38, 2124184), (68, 1187044), (76, 1062092), (136, 593522), (152, 531046), (272, 296761), (304, 265523), (323, 249904), (646, 124952), (1292, 62476), (2584, 31238), (5168, 15619)]