39629975

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 66410928

約数和(自身を除く): 26780953

約数列:

[1, 5, 7, 11, 17, 25, 35, 49, 55, 77, 85, 119, 173, 175, 187, 245, 275, 385, 425, 539, 595, 833, 865, 935, 1211, 1225, 1309, 1903, 1925, 2695, 2941, 2975, 4165, 4325, 4675, 6055, 6545, 8477, 9163, 9515, 13321, 13475, 14705, 20587, 20825, 30275, 32351, 32725, 42385, 45815, 47575, 66605, 73525, 93247, 102935, 144109, 161755, 211925, 226457, 229075, 333025, 466235, 514675, 720545, 808775, 1132285, 1585199, 2331175, 3602725, 5661425, 7925995, 39629975]

約数ペア:

[(1, 39629975), (5, 7925995), (7, 5661425), (11, 3602725), (17, 2331175), (25, 1585199), (35, 1132285), (49, 808775), (55, 720545), (77, 514675), (85, 466235), (119, 333025), (173, 229075), (175, 226457), (187, 211925), (245, 161755), (275, 144109), (385, 102935), (425, 93247), (539, 73525), (595, 66605), (833, 47575), (865, 45815), (935, 42385), (1211, 32725), (1225, 32351), (1309, 30275), (1903, 20825), (1925, 20587), (2695, 14705), (2941, 13475), (2975, 13321), (4165, 9515), (4325, 9163), (4675, 8477), (6055, 6545)]