81605130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{967}}^1$

素因数の和:1103

約数の個数: 64

約数和(自身を含む): 204906240

約数和(自身を除く): 123301110

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 97, 145, 174, 194, 290, 291, 435, 485, 582, 870, 967, 970, 1455, 1934, 2813, 2901, 2910, 4835, 5626, 5802, 8439, 9670, 14065, 14505, 16878, 28043, 28130, 29010, 42195, 56086, 84129, 84390, 93799, 140215, 168258, 187598, 280430, 281397, 420645, 468995, 562794, 841290, 937990, 1406985, 2720171, 2813970, 5440342, 8160513, 13600855, 16321026, 27201710, 40802565, 81605130]

約数ペア:

[(1, 81605130), (2, 40802565), (3, 27201710), (5, 16321026), (6, 13600855), (10, 8160513), (15, 5440342), (29, 2813970), (30, 2720171), (58, 1406985), (87, 937990), (97, 841290), (145, 562794), (174, 468995), (194, 420645), (290, 281397), (291, 280430), (435, 187598), (485, 168258), (582, 140215), (870, 93799), (967, 84390), (970, 84129), (1455, 56086), (1934, 42195), (2813, 29010), (2901, 28130), (2910, 28043), (4835, 16878), (5626, 14505), (5802, 14065), (8439, 9670)]