180385774

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 286007040

約数和(自身を除く): 105621266

約数列:

[1, 2, 43, 59, 73, 86, 118, 146, 487, 974, 2537, 3139, 4307, 5074, 6278, 8614, 20941, 28733, 35551, 41882, 57466, 71102, 185201, 370402, 1235519, 1528693, 2097509, 2471038, 3057386, 4195018, 90192887, 180385774]

約数ペア:

[(1, 180385774), (2, 90192887), (43, 4195018), (59, 3057386), (73, 2471038), (86, 2097509), (118, 1528693), (146, 1235519), (487, 370402), (974, 185201), (2537, 71102), (3139, 57466), (4307, 41882), (5074, 35551), (6278, 28733), (8614, 20941)]