201353620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{9803}}^1$

素因数の和:9904

約数の個数: 48

約数和(自身を含む): 461180160

約数和(自身を除く): 259826540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 9803, 10270, 19606, 20540, 39212, 49015, 98030, 127439, 196060, 254878, 509756, 637195, 774437, 1274390, 1548874, 2548780, 3097748, 3872185, 7744370, 10067681, 15488740, 20135362, 40270724, 50338405, 100676810, 201353620]

約数ペア:

[(1, 201353620), (2, 100676810), (4, 50338405), (5, 40270724), (10, 20135362), (13, 15488740), (20, 10067681), (26, 7744370), (52, 3872185), (65, 3097748), (79, 2548780), (130, 1548874), (158, 1274390), (260, 774437), (316, 637195), (395, 509756), (790, 254878), (1027, 196060), (1580, 127439), (2054, 98030), (4108, 49015), (5135, 39212), (9803, 20540), (10270, 19606)]