39870200

素因数分解:

$2^3\times 5^2\times {\mathrm{311}}^1\times {\mathrm{641}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 93141360

約数和(自身を除く): 53271160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 311, 622, 641, 1244, 1282, 1555, 2488, 2564, 3110, 3205, 5128, 6220, 6410, 7775, 12440, 12820, 15550, 16025, 25640, 31100, 32050, 62200, 64100, 128200, 199351, 398702, 797404, 996755, 1594808, 1993510, 3987020, 4983775, 7974040, 9967550, 19935100, 39870200]

約数ペア:

[(1, 39870200), (2, 19935100), (4, 9967550), (5, 7974040), (8, 4983775), (10, 3987020), (20, 1993510), (25, 1594808), (40, 996755), (50, 797404), (100, 398702), (200, 199351), (311, 128200), (622, 64100), (641, 62200), (1244, 32050), (1282, 31100), (1555, 25640), (2488, 16025), (2564, 15550), (3110, 12820), (3205, 12440), (5128, 7775), (6220, 6410)]