80199900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8101}}^1$

素因数の和:8132

約数の個数: 108

約数和(自身を含む): 274268904

約数和(自身を除く): 194069004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 44, 45, 50, 55, 60, 66, 75, 90, 99, 100, 110, 132, 150, 165, 180, 198, 220, 225, 275, 300, 330, 396, 450, 495, 550, 660, 825, 900, 990, 1100, 1650, 1980, 2475, 3300, 4950, 8101, 9900, 16202, 24303, 32404, 40505, 48606, 72909, 81010, 89111, 97212, 121515, 145818, 162020, 178222, 202525, 243030, 267333, 291636, 356444, 364545, 405050, 445555, 486060, 534666, 607575, 729090, 801999, 810100, 891110, 1069332, 1215150, 1336665, 1458180, 1603998, 1782220, 1822725, 2227775, 2430300, 2673330, 3207996, 3645450, 4009995, 4455550, 5346660, 6683325, 7290900, 8019990, 8911100, 13366650, 16039980, 20049975, 26733300, 40099950, 80199900]

約数ペア:

[(1, 80199900), (2, 40099950), (3, 26733300), (4, 20049975), (5, 16039980), (6, 13366650), (9, 8911100), (10, 8019990), (11, 7290900), (12, 6683325), (15, 5346660), (18, 4455550), (20, 4009995), (22, 3645450), (25, 3207996), (30, 2673330), (33, 2430300), (36, 2227775), (44, 1822725), (45, 1782220), (50, 1603998), (55, 1458180), (60, 1336665), (66, 1215150), (75, 1069332), (90, 891110), (99, 810100), (100, 801999), (110, 729090), (132, 607575), (150, 534666), (165, 486060), (180, 445555), (198, 405050), (220, 364545), (225, 356444), (275, 291636), (300, 267333), (330, 243030), (396, 202525), (450, 178222), (495, 162020), (550, 145818), (660, 121515), (825, 97212), (900, 89111), (990, 81010), (1100, 72909), (1650, 48606), (1980, 40505), (2475, 32404), (3300, 24303), (4950, 16202), (8101, 9900)]