39985849289990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1\times {\mathrm{264649211}}^1$

素因数の和:264649768

約数の個数: 32

約数和(自身を含む): 74599319878560

約数和(自身を除く): 34613470588570

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 521, 1042, 2605, 5210, 15109, 30218, 75545, 151090, 264649211, 529298422, 1323246055, 2646492110, 7674827119, 15349654238, 38374135595, 76748271190, 137882238931, 275764477862, 689411194655, 1378822389310, 3998584928999, 7997169857998, 19992924644995, 39985849289990]

約数ペア:

[(1, 39985849289990), (2, 19992924644995), (5, 7997169857998), (10, 3998584928999), (29, 1378822389310), (58, 689411194655), (145, 275764477862), (290, 137882238931), (521, 76748271190), (1042, 38374135595), (2605, 15349654238), (5210, 7674827119), (15109, 2646492110), (30218, 1323246055), (75545, 529298422), (151090, 264649211)]