40208655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 73751040

約数和(自身を除く): 33542385

約数列:

[1, 3, 5, 15, 17, 19, 43, 51, 57, 85, 95, 129, 193, 215, 255, 285, 323, 579, 645, 731, 817, 965, 969, 1615, 2193, 2451, 2895, 3281, 3655, 3667, 4085, 4845, 8299, 9843, 10965, 11001, 12255, 13889, 16405, 18335, 24897, 41495, 41667, 49215, 55005, 62339, 69445, 124485, 141083, 157681, 187017, 208335, 311695, 423249, 473043, 705415, 788405, 935085, 2116245, 2365215, 2680577, 8041731, 13402885, 40208655]

約数ペア:

[(1, 40208655), (3, 13402885), (5, 8041731), (15, 2680577), (17, 2365215), (19, 2116245), (43, 935085), (51, 788405), (57, 705415), (85, 473043), (95, 423249), (129, 311695), (193, 208335), (215, 187017), (255, 157681), (285, 141083), (323, 124485), (579, 69445), (645, 62339), (731, 55005), (817, 49215), (965, 41667), (969, 41495), (1615, 24897), (2193, 18335), (2451, 16405), (2895, 13889), (3281, 12255), (3655, 11001), (3667, 10965), (4085, 9843), (4845, 8299)]