264654400

素因数分解:

$2^6\times 5^2\times {\mathrm{251}}^1\times {\mathrm{659}}^1$

素因数の和:932

約数の個数: 84

約数和(自身を含む): 654801840

約数和(自身を除く): 390147440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 251, 320, 400, 502, 659, 800, 1004, 1255, 1318, 1600, 2008, 2510, 2636, 3295, 4016, 5020, 5272, 6275, 6590, 8032, 10040, 10544, 12550, 13180, 16064, 16475, 20080, 21088, 25100, 26360, 32950, 40160, 42176, 50200, 52720, 65900, 80320, 100400, 105440, 131800, 165409, 200800, 210880, 263600, 330818, 401600, 527200, 661636, 827045, 1054400, 1323272, 1654090, 2646544, 3308180, 4135225, 5293088, 6616360, 8270450, 10586176, 13232720, 16540900, 26465440, 33081800, 52930880, 66163600, 132327200, 264654400]

約数ペア:

[(1, 264654400), (2, 132327200), (4, 66163600), (5, 52930880), (8, 33081800), (10, 26465440), (16, 16540900), (20, 13232720), (25, 10586176), (32, 8270450), (40, 6616360), (50, 5293088), (64, 4135225), (80, 3308180), (100, 2646544), (160, 1654090), (200, 1323272), (251, 1054400), (320, 827045), (400, 661636), (502, 527200), (659, 401600), (800, 330818), (1004, 263600), (1255, 210880), (1318, 200800), (1600, 165409), (2008, 131800), (2510, 105440), (2636, 100400), (3295, 80320), (4016, 65900), (5020, 52720), (5272, 50200), (6275, 42176), (6590, 40160), (8032, 32950), (10040, 26360), (10544, 25100), (12550, 21088), (13180, 20080), (16064, 16475)]