75439780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1129}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 171425520

約数和(自身を除く): 95985740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 257, 260, 514, 1028, 1129, 1285, 2258, 2570, 3341, 4516, 5140, 5645, 6682, 11290, 13364, 14677, 16705, 22580, 29354, 33410, 58708, 66820, 73385, 146770, 290153, 293540, 580306, 1160612, 1450765, 2901530, 3771989, 5803060, 7543978, 15087956, 18859945, 37719890, 75439780]

約数ペア:

[(1, 75439780), (2, 37719890), (4, 18859945), (5, 15087956), (10, 7543978), (13, 5803060), (20, 3771989), (26, 2901530), (52, 1450765), (65, 1160612), (130, 580306), (257, 293540), (260, 290153), (514, 146770), (1028, 73385), (1129, 66820), (1285, 58708), (2258, 33410), (2570, 29354), (3341, 22580), (4516, 16705), (5140, 14677), (5645, 13364), (6682, 11290)]