51616340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1277}}^1$

素因数の和:1376

約数の個数: 48

約数和(自身を含む): 113363712

約数和(自身を除く): 61747372

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 1277, 2021, 2554, 4042, 5108, 6385, 8084, 10105, 12770, 20210, 25540, 40420, 54911, 60019, 109822, 120038, 219644, 240076, 274555, 300095, 549110, 600190, 1098220, 1200380, 2580817, 5161634, 10323268, 12904085, 25808170, 51616340]

約数ペア:

[(1, 51616340), (2, 25808170), (4, 12904085), (5, 10323268), (10, 5161634), (20, 2580817), (43, 1200380), (47, 1098220), (86, 600190), (94, 549110), (172, 300095), (188, 274555), (215, 240076), (235, 219644), (430, 120038), (470, 109822), (860, 60019), (940, 54911), (1277, 40420), (2021, 25540), (2554, 20210), (4042, 12770), (5108, 10105), (6385, 8084)]