25861220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2399}}^1$

素因数の和:2433

約数の個数: 72

約数和(自身を含む): 68947200

約数和(自身を除く): 43085980

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2399, 2695, 4798, 5390, 9596, 10780, 11995, 16793, 23990, 26389, 33586, 47980, 52778, 67172, 83965, 105556, 117551, 131945, 167930, 184723, 235102, 263890, 335860, 369446, 470204, 527780, 587755, 738892, 923615, 1175510, 1293061, 1847230, 2351020, 2586122, 3694460, 5172244, 6465305, 12930610, 25861220]

約数ペア:

[(1, 25861220), (2, 12930610), (4, 6465305), (5, 5172244), (7, 3694460), (10, 2586122), (11, 2351020), (14, 1847230), (20, 1293061), (22, 1175510), (28, 923615), (35, 738892), (44, 587755), (49, 527780), (55, 470204), (70, 369446), (77, 335860), (98, 263890), (110, 235102), (140, 184723), (154, 167930), (196, 131945), (220, 117551), (245, 105556), (308, 83965), (385, 67172), (490, 52778), (539, 47980), (770, 33586), (980, 26389), (1078, 23990), (1540, 16793), (2156, 11995), (2399, 10780), (2695, 9596), (4798, 5390)]