89327120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 216652800

約数和(自身を除く): 127325680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 181, 199, 248, 310, 362, 398, 496, 620, 724, 796, 905, 995, 1240, 1448, 1592, 1810, 1990, 2480, 2896, 3184, 3620, 3980, 5611, 6169, 7240, 7960, 11222, 12338, 14480, 15920, 22444, 24676, 28055, 30845, 36019, 44888, 49352, 56110, 61690, 72038, 89776, 98704, 112220, 123380, 144076, 180095, 224440, 246760, 288152, 360190, 448880, 493520, 576304, 720380, 1116589, 1440760, 2233178, 2881520, 4466356, 5582945, 8932712, 11165890, 17865424, 22331780, 44663560, 89327120]

約数ペア:

[(1, 89327120), (2, 44663560), (4, 22331780), (5, 17865424), (8, 11165890), (10, 8932712), (16, 5582945), (20, 4466356), (31, 2881520), (40, 2233178), (62, 1440760), (80, 1116589), (124, 720380), (155, 576304), (181, 493520), (199, 448880), (248, 360190), (310, 288152), (362, 246760), (398, 224440), (496, 180095), (620, 144076), (724, 123380), (796, 112220), (905, 98704), (995, 89776), (1240, 72038), (1448, 61690), (1592, 56110), (1810, 49352), (1990, 44888), (2480, 36019), (2896, 30845), (3184, 28055), (3620, 24676), (3980, 22444), (5611, 15920), (6169, 14480), (7240, 12338), (7960, 11222)]