78495225

素因数分解:

$3^1\times 5^2\times {\mathrm{557}}^1\times {\mathrm{1879}}^1$

素因数の和:2449

約数の個数: 24

約数和(自身を含む): 130080960

約数和(自身を除く): 51585735

約数列:

[1, 3, 5, 15, 25, 75, 557, 1671, 1879, 2785, 5637, 8355, 9395, 13925, 28185, 41775, 46975, 140925, 1046603, 3139809, 5233015, 15699045, 26165075, 78495225]

約数ペア:

[(1, 78495225), (3, 26165075), (5, 15699045), (15, 5233015), (25, 3139809), (75, 1046603), (557, 140925), (1671, 46975), (1879, 41775), (2785, 28185), (5637, 13925), (8355, 9395)]