208501297808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1721}}^1\times {\mathrm{2837}}^1$

素因数の和:4740

約数の個数: 80

約数和(自身を含む): 430860641904

約数和(自身を除く): 222359344096

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 157, 272, 314, 628, 1256, 1721, 2512, 2669, 2837, 3442, 5338, 5674, 6884, 10676, 11348, 13768, 21352, 22696, 27536, 29257, 42704, 45392, 48229, 58514, 96458, 117028, 192916, 234056, 270197, 385832, 445409, 468112, 540394, 771664, 890818, 1080788, 1781636, 2161576, 3563272, 4323152, 4593349, 4882477, 7126544, 7571953, 9186698, 9764954, 15143906, 18373396, 19529908, 30287812, 36746792, 39059816, 60575624, 73493584, 78119632, 83002109, 121151248, 166004218, 332008436, 664016872, 766548889, 1328033744, 1533097778, 3066195556, 6132391112, 12264782224, 13031331113, 26062662226, 52125324452, 104250648904, 208501297808]

約数ペア:

[(1, 208501297808), (2, 104250648904), (4, 52125324452), (8, 26062662226), (16, 13031331113), (17, 12264782224), (34, 6132391112), (68, 3066195556), (136, 1533097778), (157, 1328033744), (272, 766548889), (314, 664016872), (628, 332008436), (1256, 166004218), (1721, 121151248), (2512, 83002109), (2669, 78119632), (2837, 73493584), (3442, 60575624), (5338, 39059816), (5674, 36746792), (6884, 30287812), (10676, 19529908), (11348, 18373396), (13768, 15143906), (21352, 9764954), (22696, 9186698), (27536, 7571953), (29257, 7126544), (42704, 4882477), (45392, 4593349), (48229, 4323152), (58514, 3563272), (96458, 2161576), (117028, 1781636), (192916, 1080788), (234056, 890818), (270197, 771664), (385832, 540394), (445409, 468112)]