78415275

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1163}}^1$

素因数の和:1236

約数の個数: 48

約数和(自身を含む): 138562560

約数和(自身を除く): 60147285

約数列:

[1, 3, 5, 15, 25, 29, 31, 75, 87, 93, 145, 155, 435, 465, 725, 775, 899, 1163, 2175, 2325, 2697, 3489, 4495, 5815, 13485, 17445, 22475, 29075, 33727, 36053, 67425, 87225, 101181, 108159, 168635, 180265, 505905, 540795, 843175, 901325, 1045537, 2529525, 2703975, 3136611, 5227685, 15683055, 26138425, 78415275]

約数ペア:

[(1, 78415275), (3, 26138425), (5, 15683055), (15, 5227685), (25, 3136611), (29, 2703975), (31, 2529525), (75, 1045537), (87, 901325), (93, 843175), (145, 540795), (155, 505905), (435, 180265), (465, 168635), (725, 108159), (775, 101181), (899, 87225), (1163, 67425), (2175, 36053), (2325, 33727), (2697, 29075), (3489, 22475), (4495, 17445), (5815, 13485)]