2920223525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{142973}}^1$

素因数の和:143045

約数の個数: 24

約数和(自身を含む): 3900330720

約数和(自身を除く): 980107195

約数列:

[1, 5, 19, 25, 43, 95, 215, 475, 817, 1075, 4085, 20425, 142973, 714865, 2716487, 3574325, 6147839, 13582435, 30739195, 67912175, 116808941, 153695975, 584044705, 2920223525]

約数ペア:

[(1, 2920223525), (5, 584044705), (19, 153695975), (25, 116808941), (43, 67912175), (95, 30739195), (215, 13582435), (475, 6147839), (817, 3574325), (1075, 2716487), (4085, 714865), (20425, 142973)]