256471490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{823}}^1\times {\mathrm{2833}}^1$

素因数の和:3674

約数の個数: 32

約数和(自身を含む): 504406656

約数和(自身を除く): 247935166

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 823, 1646, 2833, 4115, 5666, 8230, 9053, 14165, 18106, 28330, 31163, 45265, 62326, 90530, 155815, 311630, 2331559, 4663118, 11657795, 23315590, 25647149, 51294298, 128235745, 256471490]

約数ペア:

[(1, 256471490), (2, 128235745), (5, 51294298), (10, 25647149), (11, 23315590), (22, 11657795), (55, 4663118), (110, 2331559), (823, 311630), (1646, 155815), (2833, 90530), (4115, 62326), (5666, 45265), (8230, 31163), (9053, 28330), (14165, 18106)]