225720770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{12589}}^1$

素因数の和:12770

約数の個数: 32

約数和(自身を含む): 445988160

約数和(自身を除く): 220267390

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 163, 326, 815, 1630, 1793, 3586, 8965, 12589, 17930, 25178, 62945, 125890, 138479, 276958, 692395, 1384790, 2052007, 4104014, 10260035, 20520070, 22572077, 45144154, 112860385, 225720770]

約数ペア:

[(1, 225720770), (2, 112860385), (5, 45144154), (10, 22572077), (11, 20520070), (22, 10260035), (55, 4104014), (110, 2052007), (163, 1384790), (326, 692395), (815, 276958), (1630, 138479), (1793, 125890), (3586, 62945), (8965, 25178), (12589, 17930)]