51225580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{313}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 126288288

約数和(自身を除く): 75062708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 167, 196, 245, 313, 334, 490, 626, 668, 835, 980, 1169, 1252, 1565, 1670, 2191, 2338, 3130, 3340, 4382, 4676, 5845, 6260, 8183, 8764, 10955, 11690, 15337, 16366, 21910, 23380, 30674, 32732, 40915, 43820, 52271, 61348, 76685, 81830, 104542, 153370, 163660, 209084, 261355, 306740, 365897, 522710, 731794, 1045420, 1463588, 1829485, 2561279, 3658970, 5122558, 7317940, 10245116, 12806395, 25612790, 51225580]

約数ペア:

[(1, 51225580), (2, 25612790), (4, 12806395), (5, 10245116), (7, 7317940), (10, 5122558), (14, 3658970), (20, 2561279), (28, 1829485), (35, 1463588), (49, 1045420), (70, 731794), (98, 522710), (140, 365897), (167, 306740), (196, 261355), (245, 209084), (313, 163660), (334, 153370), (490, 104542), (626, 81830), (668, 76685), (835, 61348), (980, 52271), (1169, 43820), (1252, 40915), (1565, 32732), (1670, 30674), (2191, 23380), (2338, 21910), (3130, 16366), (3340, 15337), (4382, 11690), (4676, 10955), (5845, 8764), (6260, 8183)]