399124750

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1693}}^1$

素因数の和:1774

約数の個数: 64

約数和(自身を含む): 799134336

約数和(自身を除く): 400009586

約数列:

[1, 2, 5, 10, 23, 25, 41, 46, 50, 82, 115, 125, 205, 230, 250, 410, 575, 943, 1025, 1150, 1693, 1886, 2050, 2875, 3386, 4715, 5125, 5750, 8465, 9430, 10250, 16930, 23575, 38939, 42325, 47150, 69413, 77878, 84650, 117875, 138826, 194695, 211625, 235750, 347065, 389390, 423250, 694130, 973475, 1596499, 1735325, 1946950, 3192998, 3470650, 4867375, 7982495, 8676625, 9734750, 15964990, 17353250, 39912475, 79824950, 199562375, 399124750]

約数ペア:

[(1, 399124750), (2, 199562375), (5, 79824950), (10, 39912475), (23, 17353250), (25, 15964990), (41, 9734750), (46, 8676625), (50, 7982495), (82, 4867375), (115, 3470650), (125, 3192998), (205, 1946950), (230, 1735325), (250, 1596499), (410, 973475), (575, 694130), (943, 423250), (1025, 389390), (1150, 347065), (1693, 235750), (1886, 211625), (2050, 194695), (2875, 138826), (3386, 117875), (4715, 84650), (5125, 77878), (5750, 69413), (8465, 47150), (9430, 42325), (10250, 38939), (16930, 23575)]