203545870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 412646400

約数和(自身を除く): 209100530

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 79, 110, 118, 158, 295, 395, 397, 590, 649, 790, 794, 869, 1298, 1738, 1985, 3245, 3970, 4345, 4367, 4661, 6490, 8690, 8734, 9322, 21835, 23305, 23423, 31363, 43670, 46610, 46846, 51271, 62726, 102542, 117115, 156815, 234230, 256355, 257653, 313630, 344993, 512710, 515306, 689986, 1288265, 1724965, 1850417, 2576530, 3449930, 3700834, 9252085, 18504170, 20354587, 40709174, 101772935, 203545870]

約数ペア:

[(1, 203545870), (2, 101772935), (5, 40709174), (10, 20354587), (11, 18504170), (22, 9252085), (55, 3700834), (59, 3449930), (79, 2576530), (110, 1850417), (118, 1724965), (158, 1288265), (295, 689986), (395, 515306), (397, 512710), (590, 344993), (649, 313630), (790, 257653), (794, 256355), (869, 234230), (1298, 156815), (1738, 117115), (1985, 102542), (3245, 62726), (3970, 51271), (4345, 46846), (4367, 46610), (4661, 43670), (6490, 31363), (8690, 23423), (8734, 23305), (9322, 21835)]