85980356

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16421}}^1$

素因数の和:16460

約数の個数: 48

約数和(自身を含む): 198640512

約数和(自身を除く): 112660156

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 748, 1309, 2618, 5236, 16421, 32842, 65684, 114947, 180631, 229894, 279157, 361262, 459788, 558314, 722524, 1116628, 1264417, 1954099, 2528834, 3070727, 3908198, 5057668, 6141454, 7816396, 12282908, 21495089, 42990178, 85980356]

約数ペア:

[(1, 85980356), (2, 42990178), (4, 21495089), (7, 12282908), (11, 7816396), (14, 6141454), (17, 5057668), (22, 3908198), (28, 3070727), (34, 2528834), (44, 1954099), (68, 1264417), (77, 1116628), (119, 722524), (154, 558314), (187, 459788), (238, 361262), (308, 279157), (374, 229894), (476, 180631), (748, 114947), (1309, 65684), (2618, 32842), (5236, 16421)]