89921075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{1223}}^1$

素因数の和:1423

約数の個数: 24

約数和(自身を含む): 118840608

約数和(自身を除く): 28919533

約数列:

[1, 5, 17, 25, 85, 173, 425, 865, 1223, 2941, 4325, 6115, 14705, 20791, 30575, 73525, 103955, 211579, 519775, 1057895, 3596843, 5289475, 17984215, 89921075]

約数ペア:

[(1, 89921075), (5, 17984215), (17, 5289475), (25, 3596843), (85, 1057895), (173, 519775), (425, 211579), (865, 103955), (1223, 73525), (2941, 30575), (4325, 20791), (6115, 14705)]