197712804400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{809}}^1\times {\mathrm{19709}}^1$

素因数の和:20567

約数の個数: 120

約数和(自身を含む): 490958755200

約数和(自身を除く): 293245950800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 809, 1240, 1550, 1618, 2480, 3100, 3236, 4045, 6200, 6472, 8090, 12400, 12944, 16180, 19709, 20225, 25079, 32360, 39418, 40450, 50158, 64720, 78836, 80900, 98545, 100316, 125395, 157672, 161800, 197090, 200632, 250790, 315344, 323600, 394180, 401264, 492725, 501580, 610979, 626975, 788360, 985450, 1003160, 1221958, 1253950, 1576720, 1970900, 2006320, 2443916, 2507900, 3054895, 3941800, 4887832, 5015800, 6109790, 7883600, 9775664, 10031600, 12219580, 15274475, 15944581, 24439160, 30548950, 31889162, 48878320, 61097900, 63778324, 79722905, 122195800, 127556648, 159445810, 244391600, 255113296, 318891620, 398614525, 494282011, 637783240, 797229050, 988564022, 1275566480, 1594458100, 1977128044, 2471410055, 3188916200, 3954256088, 4942820110, 6377832400, 7908512176, 9885640220, 12357050275, 19771280440, 24714100550, 39542560880, 49428201100, 98856402200, 197712804400]

約数ペア:

[(1, 197712804400), (2, 98856402200), (4, 49428201100), (5, 39542560880), (8, 24714100550), (10, 19771280440), (16, 12357050275), (20, 9885640220), (25, 7908512176), (31, 6377832400), (40, 4942820110), (50, 3954256088), (62, 3188916200), (80, 2471410055), (100, 1977128044), (124, 1594458100), (155, 1275566480), (200, 988564022), (248, 797229050), (310, 637783240), (400, 494282011), (496, 398614525), (620, 318891620), (775, 255113296), (809, 244391600), (1240, 159445810), (1550, 127556648), (1618, 122195800), (2480, 79722905), (3100, 63778324), (3236, 61097900), (4045, 48878320), (6200, 31889162), (6472, 30548950), (8090, 24439160), (12400, 15944581), (12944, 15274475), (16180, 12219580), (19709, 10031600), (20225, 9775664), (25079, 7883600), (32360, 6109790), (39418, 5015800), (40450, 4887832), (50158, 3941800), (64720, 3054895), (78836, 2507900), (80900, 2443916), (98545, 2006320), (100316, 1970900), (125395, 1576720), (157672, 1253950), (161800, 1221958), (197090, 1003160), (200632, 985450), (250790, 788360), (315344, 626975), (323600, 610979), (394180, 501580), (401264, 492725)]