130817260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{4603}}^1$

素因数の和:4655

約数の個数: 72

約数和(自身を含む): 330659280

約数和(自身を除く): 199842020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 812, 980, 1015, 1421, 2030, 2842, 4060, 4603, 5684, 7105, 9206, 14210, 18412, 23015, 28420, 32221, 46030, 64442, 92060, 128884, 133487, 161105, 225547, 266974, 322210, 451094, 533948, 644420, 667435, 902188, 934409, 1127735, 1334870, 1868818, 2255470, 2669740, 3737636, 4510940, 4672045, 6540863, 9344090, 13081726, 18688180, 26163452, 32704315, 65408630, 130817260]

約数ペア:

[(1, 130817260), (2, 65408630), (4, 32704315), (5, 26163452), (7, 18688180), (10, 13081726), (14, 9344090), (20, 6540863), (28, 4672045), (29, 4510940), (35, 3737636), (49, 2669740), (58, 2255470), (70, 1868818), (98, 1334870), (116, 1127735), (140, 934409), (145, 902188), (196, 667435), (203, 644420), (245, 533948), (290, 451094), (406, 322210), (490, 266974), (580, 225547), (812, 161105), (980, 133487), (1015, 128884), (1421, 92060), (2030, 64442), (2842, 46030), (4060, 32221), (4603, 28420), (5684, 23015), (7105, 18412), (9206, 14210)]