64856500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{6827}}^1$

素因数の和:6865

約数の個数: 48

約数和(自身を含む): 149123520

約数和(自身を除く): 84267020

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 4750, 6827, 9500, 13654, 27308, 34135, 68270, 129713, 136540, 170675, 259426, 341350, 518852, 648565, 682700, 853375, 1297130, 1706750, 2594260, 3242825, 3413500, 6485650, 12971300, 16214125, 32428250, 64856500]

約数ペア:

[(1, 64856500), (2, 32428250), (4, 16214125), (5, 12971300), (10, 6485650), (19, 3413500), (20, 3242825), (25, 2594260), (38, 1706750), (50, 1297130), (76, 853375), (95, 682700), (100, 648565), (125, 518852), (190, 341350), (250, 259426), (380, 170675), (475, 136540), (500, 129713), (950, 68270), (1900, 34135), (2375, 27308), (4750, 13654), (6827, 9500)]