2080558865

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{1427}}^1$

素因数の和:1998

約数の個数: 48

約数和(自身を含む): 3176397504

約数和(自身を除く): 1095838639

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 541, 1427, 2695, 2705, 3787, 5951, 7135, 9989, 15697, 18935, 26509, 29755, 41657, 49945, 69923, 78485, 109879, 132545, 208285, 291599, 349615, 549395, 769153, 772007, 1457995, 3845765, 3860035, 5404049, 8492077, 27020245, 37828343, 42460385, 59444539, 189141715, 297222695, 416111773, 2080558865]

約数ペア:

[(1, 2080558865), (5, 416111773), (7, 297222695), (11, 189141715), (35, 59444539), (49, 42460385), (55, 37828343), (77, 27020245), (245, 8492077), (385, 5404049), (539, 3860035), (541, 3845765), (1427, 1457995), (2695, 772007), (2705, 769153), (3787, 549395), (5951, 349615), (7135, 291599), (9989, 208285), (15697, 132545), (18935, 109879), (26509, 78485), (29755, 69923), (41657, 49945)]