89253880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{76943}}^1$

素因数の和:76983

約数の個数: 32

約数和(自身を含む): 207748800

約数和(自身を除く): 118494920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 76943, 153886, 307772, 384715, 615544, 769430, 1538860, 2231347, 3077720, 4462694, 8925388, 11156735, 17850776, 22313470, 44626940, 89253880]

約数ペア:

[(1, 89253880), (2, 44626940), (4, 22313470), (5, 17850776), (8, 11156735), (10, 8925388), (20, 4462694), (29, 3077720), (40, 2231347), (58, 1538860), (116, 769430), (145, 615544), (232, 384715), (290, 307772), (580, 153886), (1160, 76943)]