161371000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{23053}}^1$

素因数の和:23081

約数の個数: 64

約数和(自身を含む): 431570880

約数和(自身を除く): 270199880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 7000, 23053, 46106, 92212, 115265, 161371, 184424, 230530, 322742, 461060, 576325, 645484, 806855, 922120, 1152650, 1290968, 1613710, 2305300, 2881625, 3227420, 4034275, 4610600, 5763250, 6454840, 8068550, 11526500, 16137100, 20171375, 23053000, 32274200, 40342750, 80685500, 161371000]

約数ペア:

[(1, 161371000), (2, 80685500), (4, 40342750), (5, 32274200), (7, 23053000), (8, 20171375), (10, 16137100), (14, 11526500), (20, 8068550), (25, 6454840), (28, 5763250), (35, 4610600), (40, 4034275), (50, 3227420), (56, 2881625), (70, 2305300), (100, 1613710), (125, 1290968), (140, 1152650), (175, 922120), (200, 806855), (250, 645484), (280, 576325), (350, 461060), (500, 322742), (700, 230530), (875, 184424), (1000, 161371), (1400, 115265), (1750, 92212), (3500, 46106), (7000, 23053)]