100390865

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{1229}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 131910120

約数和(自身を除く): 31519255

約数列:

[1, 5, 17, 31, 85, 155, 527, 961, 1229, 2635, 4805, 6145, 16337, 20893, 38099, 81685, 104465, 190495, 647683, 1181069, 3238415, 5905345, 20078173, 100390865]

約数ペア:

[(1, 100390865), (5, 20078173), (17, 5905345), (31, 3238415), (85, 1181069), (155, 647683), (527, 190495), (961, 104465), (1229, 81685), (2635, 38099), (4805, 20893), (6145, 16337)]