72725015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 97977600

約数和(自身を除く): 25252585

約数列:

[1, 5, 11, 55, 83, 89, 179, 415, 445, 895, 913, 979, 1969, 4565, 4895, 7387, 9845, 14857, 15931, 36935, 74285, 79655, 81257, 163427, 175241, 406285, 817135, 876205, 1322273, 6611365, 14545003, 72725015]

約数ペア:

[(1, 72725015), (5, 14545003), (11, 6611365), (55, 1322273), (83, 876205), (89, 817135), (179, 406285), (415, 175241), (445, 163427), (895, 81257), (913, 79655), (979, 74285), (1969, 36935), (4565, 15931), (4895, 14857), (7387, 9845)]