72769880

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{6763}}^1$

素因数の和:7043

約数の個数: 32

約数和(自身を含む): 164365200

約数和(自身を除く): 91595320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 6763, 10760, 13526, 27052, 33815, 54104, 67630, 135260, 270520, 1819247, 3638494, 7276988, 9096235, 14553976, 18192470, 36384940, 72769880]

約数ペア:

[(1, 72769880), (2, 36384940), (4, 18192470), (5, 14553976), (8, 9096235), (10, 7276988), (20, 3638494), (40, 1819247), (269, 270520), (538, 135260), (1076, 67630), (1345, 54104), (2152, 33815), (2690, 27052), (5380, 13526), (6763, 10760)]