52319800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20123}}^1$

素因数の和:20152

約数の個数: 48

約数和(自身を含む): 131007240

約数和(自身を除く): 78687440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 20123, 40246, 80492, 100615, 160984, 201230, 261599, 402460, 503075, 523198, 804920, 1006150, 1046396, 1307995, 2012300, 2092792, 2615990, 4024600, 5231980, 6539975, 10463960, 13079950, 26159900, 52319800]

約数ペア:

[(1, 52319800), (2, 26159900), (4, 13079950), (5, 10463960), (8, 6539975), (10, 5231980), (13, 4024600), (20, 2615990), (25, 2092792), (26, 2012300), (40, 1307995), (50, 1046396), (52, 1006150), (65, 804920), (100, 523198), (104, 503075), (130, 402460), (200, 261599), (260, 201230), (325, 160984), (520, 100615), (650, 80492), (1300, 40246), (2600, 20123)]