201431168

素因数分解:

$2^7\times {\mathrm{101}}^1\times {\mathrm{15581}}^1$

素因数の和:15696

約数の個数: 32

約数和(自身を含む): 405287820

約数和(自身を除く): 203856652

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 404, 808, 1616, 3232, 6464, 12928, 15581, 31162, 62324, 124648, 249296, 498592, 997184, 1573681, 1994368, 3147362, 6294724, 12589448, 25178896, 50357792, 100715584, 201431168]

約数ペア:

[(1, 201431168), (2, 100715584), (4, 50357792), (8, 25178896), (16, 12589448), (32, 6294724), (64, 3147362), (101, 1994368), (128, 1573681), (202, 997184), (404, 498592), (808, 249296), (1616, 124648), (3232, 62324), (6464, 31162), (12928, 15581)]