131040500

素因数分解:

$2^2\times 5^3\times {\mathrm{137}}^1\times {\mathrm{1913}}^1$

素因数の和:2069

約数の個数: 48

約数和(自身を含む): 288432144

約数和(自身を除く): 157391644

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 137, 250, 274, 500, 548, 685, 1370, 1913, 2740, 3425, 3826, 6850, 7652, 9565, 13700, 17125, 19130, 34250, 38260, 47825, 68500, 95650, 191300, 239125, 262081, 478250, 524162, 956500, 1048324, 1310405, 2620810, 5241620, 6552025, 13104050, 26208100, 32760125, 65520250, 131040500]

約数ペア:

[(1, 131040500), (2, 65520250), (4, 32760125), (5, 26208100), (10, 13104050), (20, 6552025), (25, 5241620), (50, 2620810), (100, 1310405), (125, 1048324), (137, 956500), (250, 524162), (274, 478250), (500, 262081), (548, 239125), (685, 191300), (1370, 95650), (1913, 68500), (2740, 47825), (3425, 38260), (3826, 34250), (6850, 19130), (7652, 17125), (9565, 13700)]