204977771008

素因数分解:

$2^9\times {\mathrm{61}}^1\times {\mathrm{661}}^1\times {\mathrm{9929}}^1$

素因数の和:10669

約数の個数: 80

約数和(自身を含む): 416940959160

約数和(自身を除く): 211963188152

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 512, 661, 976, 1322, 1952, 2644, 3904, 5288, 7808, 9929, 10576, 15616, 19858, 21152, 31232, 39716, 40321, 42304, 79432, 80642, 84608, 158864, 161284, 169216, 317728, 322568, 338432, 605669, 635456, 645136, 1211338, 1270912, 1290272, 2422676, 2541824, 2580544, 4845352, 5083648, 5161088, 6563069, 9690704, 10322176, 13126138, 19381408, 20644352, 26252276, 38762816, 52504552, 77525632, 105009104, 155051264, 210018208, 310102528, 400347209, 420036416, 800694418, 840072832, 1601388836, 1680145664, 3202777672, 3360291328, 6405555344, 12811110688, 25622221376, 51244442752, 102488885504, 204977771008]

約数ペア:

[(1, 204977771008), (2, 102488885504), (4, 51244442752), (8, 25622221376), (16, 12811110688), (32, 6405555344), (61, 3360291328), (64, 3202777672), (122, 1680145664), (128, 1601388836), (244, 840072832), (256, 800694418), (488, 420036416), (512, 400347209), (661, 310102528), (976, 210018208), (1322, 155051264), (1952, 105009104), (2644, 77525632), (3904, 52504552), (5288, 38762816), (7808, 26252276), (9929, 20644352), (10576, 19381408), (15616, 13126138), (19858, 10322176), (21152, 9690704), (31232, 6563069), (39716, 5161088), (40321, 5083648), (42304, 4845352), (79432, 2580544), (80642, 2541824), (84608, 2422676), (158864, 1290272), (161284, 1270912), (169216, 1211338), (317728, 645136), (322568, 635456), (338432, 605669)]