102538520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1459}}^1$

素因数の和:1728

約数の個数: 64

約数和(自身を含む): 264902400

約数和(自身を除く): 162363880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 251, 280, 502, 1004, 1255, 1459, 1757, 2008, 2510, 2918, 3514, 5020, 5836, 7028, 7295, 8785, 10040, 10213, 11672, 14056, 14590, 17570, 20426, 29180, 35140, 40852, 51065, 58360, 70280, 81704, 102130, 204260, 366209, 408520, 732418, 1464836, 1831045, 2563463, 2929672, 3662090, 5126926, 7324180, 10253852, 12817315, 14648360, 20507704, 25634630, 51269260, 102538520]

約数ペア:

[(1, 102538520), (2, 51269260), (4, 25634630), (5, 20507704), (7, 14648360), (8, 12817315), (10, 10253852), (14, 7324180), (20, 5126926), (28, 3662090), (35, 2929672), (40, 2563463), (56, 1831045), (70, 1464836), (140, 732418), (251, 408520), (280, 366209), (502, 204260), (1004, 102130), (1255, 81704), (1459, 70280), (1757, 58360), (2008, 51065), (2510, 40852), (2918, 35140), (3514, 29180), (5020, 20426), (5836, 17570), (7028, 14590), (7295, 14056), (8785, 11672), (10040, 10213)]