31242970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 65505024

約数和(自身を除く): 34262054

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 53, 55, 106, 110, 115, 230, 233, 253, 265, 466, 506, 530, 583, 1165, 1166, 1219, 1265, 2330, 2438, 2530, 2563, 2915, 5126, 5359, 5830, 6095, 10718, 12190, 12349, 12815, 13409, 24698, 25630, 26795, 26818, 53590, 58949, 61745, 67045, 117898, 123490, 134090, 135839, 271678, 284027, 294745, 568054, 589490, 679195, 1358390, 1420135, 2840270, 3124297, 6248594, 15621485, 31242970]

約数ペア:

[(1, 31242970), (2, 15621485), (5, 6248594), (10, 3124297), (11, 2840270), (22, 1420135), (23, 1358390), (46, 679195), (53, 589490), (55, 568054), (106, 294745), (110, 284027), (115, 271678), (230, 135839), (233, 134090), (253, 123490), (265, 117898), (466, 67045), (506, 61745), (530, 58949), (583, 53590), (1165, 26818), (1166, 26795), (1219, 25630), (1265, 24698), (2330, 13409), (2438, 12815), (2530, 12349), (2563, 12190), (2915, 10718), (5126, 6095), (5359, 5830)]