68087775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2447}}^1$

素因数の和:2520

約数の個数: 48

約数和(自身を含む): 131134464

約数和(自身を除く): 63046689

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 53, 75, 105, 159, 175, 265, 371, 525, 795, 1113, 1325, 1855, 2447, 3975, 5565, 7341, 9275, 12235, 17129, 27825, 36705, 51387, 61175, 85645, 129691, 183525, 256935, 389073, 428225, 648455, 907837, 1284675, 1945365, 2723511, 3242275, 4539185, 9726825, 13617555, 22695925, 68087775]

約数ペア:

[(1, 68087775), (3, 22695925), (5, 13617555), (7, 9726825), (15, 4539185), (21, 3242275), (25, 2723511), (35, 1945365), (53, 1284675), (75, 907837), (105, 648455), (159, 428225), (175, 389073), (265, 256935), (371, 183525), (525, 129691), (795, 85645), (1113, 61175), (1325, 51387), (1855, 36705), (2447, 27825), (3975, 17129), (5565, 12235), (7341, 9275)]