101898440

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{1061}}^1$

素因数の和:1100

約数の個数: 80

約数和(自身を含む): 267719580

約数和(自身を除く): 165821140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1061, 1372, 1715, 1960, 2122, 2401, 2744, 3430, 4244, 4802, 5305, 6860, 7427, 8488, 9604, 10610, 12005, 13720, 14854, 19208, 21220, 24010, 29708, 37135, 42440, 48020, 51989, 59416, 74270, 96040, 103978, 148540, 207956, 259945, 297080, 363923, 415912, 519890, 727846, 1039780, 1455692, 1819615, 2079560, 2547461, 2911384, 3639230, 5094922, 7278460, 10189844, 12737305, 14556920, 20379688, 25474610, 50949220, 101898440]

約数ペア:

[(1, 101898440), (2, 50949220), (4, 25474610), (5, 20379688), (7, 14556920), (8, 12737305), (10, 10189844), (14, 7278460), (20, 5094922), (28, 3639230), (35, 2911384), (40, 2547461), (49, 2079560), (56, 1819615), (70, 1455692), (98, 1039780), (140, 727846), (196, 519890), (245, 415912), (280, 363923), (343, 297080), (392, 259945), (490, 207956), (686, 148540), (980, 103978), (1061, 96040), (1372, 74270), (1715, 59416), (1960, 51989), (2122, 48020), (2401, 42440), (2744, 37135), (3430, 29708), (4244, 24010), (4802, 21220), (5305, 19208), (6860, 14854), (7427, 13720), (8488, 12005), (9604, 10610)]