87078675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 153740160

約数和(自身を除く): 66661485

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 163, 255, 419, 425, 489, 815, 1257, 1275, 2095, 2445, 2771, 4075, 6285, 7123, 8313, 10475, 12225, 13855, 21369, 31425, 35615, 41565, 68297, 69275, 106845, 178075, 204891, 207825, 341485, 534225, 1024455, 1161049, 1707425, 3483147, 5122275, 5805245, 17415735, 29026225, 87078675]

約数ペア:

[(1, 87078675), (3, 29026225), (5, 17415735), (15, 5805245), (17, 5122275), (25, 3483147), (51, 1707425), (75, 1161049), (85, 1024455), (163, 534225), (255, 341485), (419, 207825), (425, 204891), (489, 178075), (815, 106845), (1257, 69275), (1275, 68297), (2095, 41565), (2445, 35615), (2771, 31425), (4075, 21369), (6285, 13855), (7123, 12225), (8313, 10475)]