87663040

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8837}}^1$

素因数の和:8885

約数の個数: 56

約数和(自身を含む): 215505792

約数和(自身を除く): 127842752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 8837, 9920, 17674, 35348, 44185, 70696, 88370, 141392, 176740, 273947, 282784, 353480, 547894, 565568, 706960, 1095788, 1369735, 1413920, 2191576, 2739470, 2827840, 4383152, 5478940, 8766304, 10957880, 17532608, 21915760, 43831520, 87663040]

約数ペア:

[(1, 87663040), (2, 43831520), (4, 21915760), (5, 17532608), (8, 10957880), (10, 8766304), (16, 5478940), (20, 4383152), (31, 2827840), (32, 2739470), (40, 2191576), (62, 1413920), (64, 1369735), (80, 1095788), (124, 706960), (155, 565568), (160, 547894), (248, 353480), (310, 282784), (320, 273947), (496, 176740), (620, 141392), (992, 88370), (1240, 70696), (1984, 44185), (2480, 35348), (4960, 17674), (8837, 9920)]