1997370292600

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{243581743}}^1$

素因数の和:243581800

約数の個数: 48

約数和(自身を含む): 4757151460320

約数和(自身を除く): 2759781167720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 4100, 8200, 243581743, 487163486, 974326972, 1217908715, 1948653944, 2435817430, 4871634860, 6089543575, 9743269720, 9986851463, 12179087150, 19973702926, 24358174300, 39947405852, 48716348600, 49934257315, 79894811704, 99868514630, 199737029260, 249671286575, 399474058520, 499342573150, 998685146300, 1997370292600]

約数ペア:

[(1, 1997370292600), (2, 998685146300), (4, 499342573150), (5, 399474058520), (8, 249671286575), (10, 199737029260), (20, 99868514630), (25, 79894811704), (40, 49934257315), (41, 48716348600), (50, 39947405852), (82, 24358174300), (100, 19973702926), (164, 12179087150), (200, 9986851463), (205, 9743269720), (328, 6089543575), (410, 4871634860), (820, 2435817430), (1025, 1948653944), (1640, 1217908715), (2050, 974326972), (4100, 487163486), (8200, 243581743)]