78002860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6977}}^1$

素因数の和:7042

約数の個数: 48

約数和(自身を含む): 180534816

約数和(自身を除く): 102531956

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 6977, 11180, 13954, 27908, 34885, 69770, 90701, 139540, 181402, 300011, 362804, 453505, 600022, 907010, 1200044, 1500055, 1814020, 3000110, 3900143, 6000220, 7800286, 15600572, 19500715, 39001430, 78002860]

約数ペア:

[(1, 78002860), (2, 39001430), (4, 19500715), (5, 15600572), (10, 7800286), (13, 6000220), (20, 3900143), (26, 3000110), (43, 1814020), (52, 1500055), (65, 1200044), (86, 907010), (130, 600022), (172, 453505), (215, 362804), (260, 300011), (430, 181402), (559, 139540), (860, 90701), (1118, 69770), (2236, 34885), (2795, 27908), (5590, 13954), (6977, 11180)]