202152340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1901}}^1$

素因数の和:2332

約数の個数: 48

約数和(自身を含む): 458534160

約数和(自身を除く): 256381820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 409, 818, 1636, 1901, 2045, 3802, 4090, 5317, 7604, 8180, 9505, 10634, 19010, 21268, 24713, 26585, 38020, 49426, 53170, 98852, 106340, 123565, 247130, 494260, 777509, 1555018, 3110036, 3887545, 7775090, 10107617, 15550180, 20215234, 40430468, 50538085, 101076170, 202152340]

約数ペア:

[(1, 202152340), (2, 101076170), (4, 50538085), (5, 40430468), (10, 20215234), (13, 15550180), (20, 10107617), (26, 7775090), (52, 3887545), (65, 3110036), (130, 1555018), (260, 777509), (409, 494260), (818, 247130), (1636, 123565), (1901, 106340), (2045, 98852), (3802, 53170), (4090, 49426), (5317, 38020), (7604, 26585), (8180, 24713), (9505, 21268), (10634, 19010)]