78237825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61363}}^1$

素因数の和:61393

約数の個数: 24

約数和(自身を含む): 136964448

約数和(自身を除く): 58726623

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 61363, 184089, 306815, 920445, 1043171, 1534075, 3129513, 4602225, 5215855, 15647565, 26079275, 78237825]

約数ペア:

[(1, 78237825), (3, 26079275), (5, 15647565), (15, 5215855), (17, 4602225), (25, 3129513), (51, 1534075), (75, 1043171), (85, 920445), (255, 306815), (425, 184089), (1275, 61363)]