73012820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{709}}^1$

素因数の和:1008

約数の個数: 48

約数和(自身を含む): 162220800

約数和(自身を除く): 89207980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 271, 380, 542, 709, 1084, 1355, 1418, 2710, 2836, 3545, 5149, 5420, 7090, 10298, 13471, 14180, 20596, 25745, 26942, 51490, 53884, 67355, 102980, 134710, 192139, 269420, 384278, 768556, 960695, 1921390, 3650641, 3842780, 7301282, 14602564, 18253205, 36506410, 73012820]

約数ペア:

[(1, 73012820), (2, 36506410), (4, 18253205), (5, 14602564), (10, 7301282), (19, 3842780), (20, 3650641), (38, 1921390), (76, 960695), (95, 768556), (190, 384278), (271, 269420), (380, 192139), (542, 134710), (709, 102980), (1084, 67355), (1355, 53884), (1418, 51490), (2710, 26942), (2836, 25745), (3545, 20596), (5149, 14180), (5420, 13471), (7090, 10298)]