205657709140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73369}}^1\times {\mathrm{10781}}^1$

素因数の和:84172

約数の個数: 48

約数和(自身を含む): 465152299920

約数和(自身を除く): 259494590780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 10781, 21562, 43124, 53905, 73369, 107810, 140153, 146738, 215620, 280306, 293476, 366845, 560612, 700765, 733690, 953797, 1401530, 1467380, 1907594, 2803060, 3815188, 4768985, 9537970, 19075940, 790991189, 1581982378, 3163964756, 3954955945, 7909911890, 10282885457, 15819823780, 20565770914, 41131541828, 51414427285, 102828854570, 205657709140]

約数ペア:

[(1, 205657709140), (2, 102828854570), (4, 51414427285), (5, 41131541828), (10, 20565770914), (13, 15819823780), (20, 10282885457), (26, 7909911890), (52, 3954955945), (65, 3163964756), (130, 1581982378), (260, 790991189), (10781, 19075940), (21562, 9537970), (43124, 4768985), (53905, 3815188), (73369, 2803060), (107810, 1907594), (140153, 1467380), (146738, 1401530), (215620, 953797), (280306, 733690), (293476, 700765), (366845, 560612)]