83908825

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 142490880

約数和(自身を除く): 58582055

約数列:

[1, 5, 7, 11, 13, 25, 35, 49, 55, 65, 77, 91, 143, 175, 245, 275, 325, 385, 455, 479, 539, 637, 715, 1001, 1225, 1925, 2275, 2395, 2695, 3185, 3353, 3575, 5005, 5269, 6227, 7007, 11975, 13475, 15925, 16765, 23471, 25025, 26345, 31135, 35035, 36883, 43589, 68497, 83825, 117355, 131725, 155675, 175175, 184415, 217945, 258181, 305123, 342485, 479479, 586775, 922075, 1089725, 1290905, 1525615, 1712425, 2397395, 3356353, 6454525, 7628075, 11986975, 16781765, 83908825]

約数ペア:

[(1, 83908825), (5, 16781765), (7, 11986975), (11, 7628075), (13, 6454525), (25, 3356353), (35, 2397395), (49, 1712425), (55, 1525615), (65, 1290905), (77, 1089725), (91, 922075), (143, 586775), (175, 479479), (245, 342485), (275, 305123), (325, 258181), (385, 217945), (455, 184415), (479, 175175), (539, 155675), (637, 131725), (715, 117355), (1001, 83825), (1225, 68497), (1925, 43589), (2275, 36883), (2395, 35035), (2695, 31135), (3185, 26345), (3353, 25025), (3575, 23471), (5005, 16765), (5269, 15925), (6227, 13475), (7007, 11975)]