20172724705

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{17929}}^1$

素因数の和:18050

約数の個数: 64

約数和(自身を含む): 30735175680

約数和(自身を除く): 10562450975

約数列:

[1, 5, 7, 17, 31, 35, 61, 85, 119, 155, 217, 305, 427, 527, 595, 1037, 1085, 1891, 2135, 2635, 3689, 5185, 7259, 9455, 13237, 17929, 18445, 32147, 36295, 66185, 89645, 125503, 160735, 225029, 304793, 555799, 627515, 1093669, 1125145, 1523965, 2133551, 2778995, 3890593, 5468345, 7655683, 9448583, 10667755, 18592373, 19452965, 33903739, 38278415, 47242915, 66140081, 92961865, 130146611, 169518695, 237326173, 330700405, 576363563, 650733055, 1186630865, 2881817815, 4034544941, 20172724705]

約数ペア:

[(1, 20172724705), (5, 4034544941), (7, 2881817815), (17, 1186630865), (31, 650733055), (35, 576363563), (61, 330700405), (85, 237326173), (119, 169518695), (155, 130146611), (217, 92961865), (305, 66140081), (427, 47242915), (527, 38278415), (595, 33903739), (1037, 19452965), (1085, 18592373), (1891, 10667755), (2135, 9448583), (2635, 7655683), (3689, 5468345), (5185, 3890593), (7259, 2778995), (9455, 2133551), (13237, 1523965), (17929, 1125145), (18445, 1093669), (32147, 627515), (36295, 555799), (66185, 304793), (89645, 225029), (125503, 160735)]