212114950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{971}}^1$

素因数の和:1257

約数の個数: 48

約数和(自身を含む): 419799024

約数和(自身を除く): 207684074

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 257, 425, 514, 850, 971, 1285, 1942, 2570, 4369, 4855, 6425, 8738, 9710, 12850, 16507, 21845, 24275, 33014, 43690, 48550, 82535, 109225, 165070, 218450, 249547, 412675, 499094, 825350, 1247735, 2495470, 4242299, 6238675, 8484598, 12477350, 21211495, 42422990, 106057475, 212114950]

約数ペア:

[(1, 212114950), (2, 106057475), (5, 42422990), (10, 21211495), (17, 12477350), (25, 8484598), (34, 6238675), (50, 4242299), (85, 2495470), (170, 1247735), (257, 825350), (425, 499094), (514, 412675), (850, 249547), (971, 218450), (1285, 165070), (1942, 109225), (2570, 82535), (4369, 48550), (4855, 43690), (6425, 33014), (8738, 24275), (9710, 21845), (12850, 16507)]