8049925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 11999232

約数和(自身を除く): 3949307

約数列:

[1, 5, 13, 17, 25, 31, 47, 65, 85, 155, 221, 235, 325, 403, 425, 527, 611, 775, 799, 1105, 1175, 1457, 2015, 2635, 3055, 3995, 5525, 6851, 7285, 10075, 10387, 13175, 15275, 18941, 19975, 24769, 34255, 36425, 51935, 94705, 123845, 171275, 259675, 321997, 473525, 619225, 1609985, 8049925]

約数ペア:

[(1, 8049925), (5, 1609985), (13, 619225), (17, 473525), (25, 321997), (31, 259675), (47, 171275), (65, 123845), (85, 94705), (155, 51935), (221, 36425), (235, 34255), (325, 24769), (403, 19975), (425, 18941), (527, 15275), (611, 13175), (775, 10387), (799, 10075), (1105, 7285), (1175, 6851), (1457, 5525), (2015, 3995), (2635, 3055)]