51714540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9907}}^1$

素因数の和:9951

約数の個数: 72

約数和(自身を含む): 162293040

約数和(自身を除く): 110578500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 9907, 19814, 29721, 39628, 49535, 59442, 89163, 99070, 118884, 148605, 178326, 198140, 287303, 297210, 356652, 445815, 574606, 594420, 861909, 891630, 1149212, 1436515, 1723818, 1783260, 2585727, 2873030, 3447636, 4309545, 5171454, 5746060, 8619090, 10342908, 12928635, 17238180, 25857270, 51714540]

約数ペア:

[(1, 51714540), (2, 25857270), (3, 17238180), (4, 12928635), (5, 10342908), (6, 8619090), (9, 5746060), (10, 5171454), (12, 4309545), (15, 3447636), (18, 2873030), (20, 2585727), (29, 1783260), (30, 1723818), (36, 1436515), (45, 1149212), (58, 891630), (60, 861909), (87, 594420), (90, 574606), (116, 445815), (145, 356652), (174, 297210), (180, 287303), (261, 198140), (290, 178326), (348, 148605), (435, 118884), (522, 99070), (580, 89163), (870, 59442), (1044, 49535), (1305, 39628), (1740, 29721), (2610, 19814), (5220, 9907)]