80891910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:934

約数の個数: 96

約数和(自身を含む): 231996960

約数和(自身を除く): 151105050

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 101, 110, 165, 198, 202, 303, 330, 495, 505, 606, 809, 909, 990, 1010, 1111, 1515, 1618, 1818, 2222, 2427, 3030, 3333, 4045, 4545, 4854, 5555, 6666, 7281, 8090, 8899, 9090, 9999, 11110, 12135, 14562, 16665, 17798, 19998, 24270, 26697, 33330, 36405, 44495, 49995, 53394, 72810, 80091, 81709, 88990, 99990, 133485, 160182, 163418, 245127, 266970, 400455, 408545, 490254, 735381, 800910, 817090, 898799, 1225635, 1470762, 1797598, 2451270, 2696397, 3676905, 4493995, 5392794, 7353810, 8089191, 8987990, 13481985, 16178382, 26963970, 40445955, 80891910]

約数ペア:

[(1, 80891910), (2, 40445955), (3, 26963970), (5, 16178382), (6, 13481985), (9, 8987990), (10, 8089191), (11, 7353810), (15, 5392794), (18, 4493995), (22, 3676905), (30, 2696397), (33, 2451270), (45, 1797598), (55, 1470762), (66, 1225635), (90, 898799), (99, 817090), (101, 800910), (110, 735381), (165, 490254), (198, 408545), (202, 400455), (303, 266970), (330, 245127), (495, 163418), (505, 160182), (606, 133485), (809, 99990), (909, 88990), (990, 81709), (1010, 80091), (1111, 72810), (1515, 53394), (1618, 49995), (1818, 44495), (2222, 36405), (2427, 33330), (3030, 26697), (3333, 24270), (4045, 19998), (4545, 17798), (4854, 16665), (5555, 14562), (6666, 12135), (7281, 11110), (8090, 9999), (8899, 9090)]