211676835010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{709}}^1\times {\mathrm{5647}}^1$

素因数の和:6691

約数の個数: 64

約数和(自身を含む): 405370967040

約数和(自身を除く): 193694132030

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 311, 622, 709, 1418, 1555, 3110, 3545, 5287, 5647, 7090, 10574, 11294, 12053, 24106, 26435, 28235, 52870, 56470, 60265, 95999, 120530, 191998, 220499, 440998, 479995, 959990, 1102495, 1756217, 2204990, 3512434, 3748483, 4003723, 7496966, 8007446, 8781085, 17562170, 18742415, 20018615, 29855689, 37484830, 40037230, 59711378, 68063291, 136126582, 149278445, 298556890, 340316455, 680632910, 1245157853, 2490315706, 6225789265, 12451578530, 21167683501, 42335367002, 105838417505, 211676835010]

約数ペア:

[(1, 211676835010), (2, 105838417505), (5, 42335367002), (10, 21167683501), (17, 12451578530), (34, 6225789265), (85, 2490315706), (170, 1245157853), (311, 680632910), (622, 340316455), (709, 298556890), (1418, 149278445), (1555, 136126582), (3110, 68063291), (3545, 59711378), (5287, 40037230), (5647, 37484830), (7090, 29855689), (10574, 20018615), (11294, 18742415), (12053, 17562170), (24106, 8781085), (26435, 8007446), (28235, 7496966), (52870, 4003723), (56470, 3748483), (60265, 3512434), (95999, 2204990), (120530, 1756217), (191998, 1102495), (220499, 959990), (440998, 479995)]