78891325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{541}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 103500320

約数和(自身を除く): 24608995

約数列:

[1, 5, 19, 25, 95, 307, 475, 541, 1535, 2705, 5833, 7675, 10279, 13525, 29165, 51395, 145825, 166087, 256975, 830435, 3155653, 4152175, 15778265, 78891325]

約数ペア:

[(1, 78891325), (5, 15778265), (19, 4152175), (25, 3155653), (95, 830435), (307, 256975), (475, 166087), (541, 145825), (1535, 51395), (2705, 29165), (5833, 13525), (7675, 10279)]