90909900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1217}}^1$

素因数の和:1320

約数の個数: 108

約数和(自身を含む): 288622152

約数和(自身を除く): 197712252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 83, 90, 100, 150, 166, 180, 225, 249, 300, 332, 415, 450, 498, 747, 830, 900, 996, 1217, 1245, 1494, 1660, 2075, 2434, 2490, 2988, 3651, 3735, 4150, 4868, 4980, 6085, 6225, 7302, 7470, 8300, 10953, 12170, 12450, 14604, 14940, 18255, 18675, 21906, 24340, 24900, 30425, 36510, 37350, 43812, 54765, 60850, 73020, 74700, 91275, 101011, 109530, 121700, 182550, 202022, 219060, 273825, 303033, 365100, 404044, 505055, 547650, 606066, 909099, 1010110, 1095300, 1212132, 1515165, 1818198, 2020220, 2525275, 3030330, 3636396, 4545495, 5050550, 6060660, 7575825, 9090990, 10101100, 15151650, 18181980, 22727475, 30303300, 45454950, 90909900]

約数ペア:

[(1, 90909900), (2, 45454950), (3, 30303300), (4, 22727475), (5, 18181980), (6, 15151650), (9, 10101100), (10, 9090990), (12, 7575825), (15, 6060660), (18, 5050550), (20, 4545495), (25, 3636396), (30, 3030330), (36, 2525275), (45, 2020220), (50, 1818198), (60, 1515165), (75, 1212132), (83, 1095300), (90, 1010110), (100, 909099), (150, 606066), (166, 547650), (180, 505055), (225, 404044), (249, 365100), (300, 303033), (332, 273825), (415, 219060), (450, 202022), (498, 182550), (747, 121700), (830, 109530), (900, 101011), (996, 91275), (1217, 74700), (1245, 73020), (1494, 60850), (1660, 54765), (2075, 43812), (2434, 37350), (2490, 36510), (2988, 30425), (3651, 24900), (3735, 24340), (4150, 21906), (4868, 18675), (4980, 18255), (6085, 14940), (6225, 14604), (7302, 12450), (7470, 12170), (8300, 10953)]