68021000

素因数分解:

$2^3\times 5^3\times {\mathrm{251}}^1\times {\mathrm{271}}^1$

素因数の和:543

約数の個数: 64

約数和(自身を含む): 160392960

約数和(自身を除く): 92371960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 251, 271, 500, 502, 542, 1000, 1004, 1084, 1255, 1355, 2008, 2168, 2510, 2710, 5020, 5420, 6275, 6775, 10040, 10840, 12550, 13550, 25100, 27100, 31375, 33875, 50200, 54200, 62750, 67750, 68021, 125500, 135500, 136042, 251000, 271000, 272084, 340105, 544168, 680210, 1360420, 1700525, 2720840, 3401050, 6802100, 8502625, 13604200, 17005250, 34010500, 68021000]

約数ペア:

[(1, 68021000), (2, 34010500), (4, 17005250), (5, 13604200), (8, 8502625), (10, 6802100), (20, 3401050), (25, 2720840), (40, 1700525), (50, 1360420), (100, 680210), (125, 544168), (200, 340105), (250, 272084), (251, 271000), (271, 251000), (500, 136042), (502, 135500), (542, 125500), (1000, 68021), (1004, 67750), (1084, 62750), (1255, 54200), (1355, 50200), (2008, 33875), (2168, 31375), (2510, 27100), (2710, 25100), (5020, 13550), (5420, 12550), (6275, 10840), (6775, 10040)]