82193725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 113898960

約数和(自身を除く): 31705235

約数列:

[1, 5, 17, 25, 41, 53, 85, 89, 205, 265, 425, 445, 697, 901, 1025, 1325, 1513, 2173, 2225, 3485, 3649, 4505, 4717, 7565, 10865, 17425, 18245, 22525, 23585, 36941, 37825, 54325, 62033, 80189, 91225, 117925, 184705, 193397, 310165, 400945, 923525, 966985, 1550825, 2004725, 3287749, 4834925, 16438745, 82193725]

約数ペア:

[(1, 82193725), (5, 16438745), (17, 4834925), (25, 3287749), (41, 2004725), (53, 1550825), (85, 966985), (89, 923525), (205, 400945), (265, 310165), (425, 193397), (445, 184705), (697, 117925), (901, 91225), (1025, 80189), (1325, 62033), (1513, 54325), (2173, 37825), (2225, 36941), (3485, 23585), (3649, 22525), (4505, 18245), (4717, 17425), (7565, 10865)]