91530140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1787}}^1$

素因数の和:2006

約数の個数: 48

約数和(自身を含む): 208166112

約数和(自身を除く): 116635972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 788, 985, 1787, 1970, 2561, 3574, 3940, 5122, 7148, 8935, 10244, 12805, 17870, 23231, 25610, 35740, 46462, 51220, 92924, 116155, 232310, 352039, 464620, 704078, 1408156, 1760195, 3520390, 4576507, 7040780, 9153014, 18306028, 22882535, 45765070, 91530140]

約数ペア:

[(1, 91530140), (2, 45765070), (4, 22882535), (5, 18306028), (10, 9153014), (13, 7040780), (20, 4576507), (26, 3520390), (52, 1760195), (65, 1408156), (130, 704078), (197, 464620), (260, 352039), (394, 232310), (788, 116155), (985, 92924), (1787, 51220), (1970, 46462), (2561, 35740), (3574, 25610), (3940, 23231), (5122, 17870), (7148, 12805), (8935, 10244)]