54959905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 90316800

約数和(自身を除く): 35356895

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 79, 91, 139, 143, 385, 395, 455, 553, 695, 715, 869, 973, 1001, 1027, 1529, 1807, 2765, 4345, 4865, 5005, 5135, 6083, 7189, 7645, 9035, 10703, 10981, 11297, 12649, 19877, 30415, 35945, 53515, 54905, 56485, 63245, 76867, 79079, 99385, 120791, 139139, 142753, 384335, 395395, 603955, 695695, 713765, 845537, 999271, 1570283, 4227685, 4996355, 7851415, 10991981, 54959905]

約数ペア:

[(1, 54959905), (5, 10991981), (7, 7851415), (11, 4996355), (13, 4227685), (35, 1570283), (55, 999271), (65, 845537), (77, 713765), (79, 695695), (91, 603955), (139, 395395), (143, 384335), (385, 142753), (395, 139139), (455, 120791), (553, 99385), (695, 79079), (715, 76867), (869, 63245), (973, 56485), (1001, 54905), (1027, 53515), (1529, 35945), (1807, 30415), (2765, 19877), (4345, 12649), (4865, 11297), (5005, 10981), (5135, 10703), (6083, 9035), (7189, 7645)]