145679930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:923

約数の個数: 64

約数和(自身を含む): 303077376

約数和(自身を除く): 157397446

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 71, 110, 115, 142, 230, 253, 355, 506, 710, 781, 811, 1265, 1562, 1622, 1633, 2530, 3266, 3905, 4055, 7810, 8110, 8165, 8921, 16330, 17842, 17963, 18653, 35926, 37306, 44605, 57581, 89210, 89815, 93265, 115162, 179630, 186530, 205183, 287905, 410366, 575810, 633391, 1025915, 1266782, 1324363, 2051830, 2648726, 3166955, 6333910, 6621815, 13243630, 14567993, 29135986, 72839965, 145679930]

約数ペア:

[(1, 145679930), (2, 72839965), (5, 29135986), (10, 14567993), (11, 13243630), (22, 6621815), (23, 6333910), (46, 3166955), (55, 2648726), (71, 2051830), (110, 1324363), (115, 1266782), (142, 1025915), (230, 633391), (253, 575810), (355, 410366), (506, 287905), (710, 205183), (781, 186530), (811, 179630), (1265, 115162), (1562, 93265), (1622, 89815), (1633, 89210), (2530, 57581), (3266, 44605), (3905, 37306), (4055, 35926), (7810, 18653), (8110, 17963), (8165, 17842), (8921, 16330)]