67870400

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^2\times {\mathrm{251}}^1$

素因数の和:299

約数の個数: 126

約数和(自身を含む): 181558692

約数和(自身を除く): 113688292

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 130, 160, 169, 200, 208, 251, 260, 320, 325, 338, 400, 416, 502, 520, 650, 676, 800, 832, 845, 1004, 1040, 1255, 1300, 1352, 1600, 1690, 2008, 2080, 2510, 2600, 2704, 3263, 3380, 4016, 4160, 4225, 5020, 5200, 5408, 6275, 6526, 6760, 8032, 8450, 10040, 10400, 10816, 12550, 13052, 13520, 16064, 16315, 16900, 20080, 20800, 25100, 26104, 27040, 32630, 33800, 40160, 42419, 50200, 52208, 54080, 65260, 67600, 80320, 81575, 84838, 100400, 104416, 130520, 135200, 163150, 169676, 200800, 208832, 212095, 261040, 270400, 326300, 339352, 401600, 424190, 522080, 652600, 678704, 848380, 1044160, 1060475, 1305200, 1357408, 1696760, 2120950, 2610400, 2714816, 3393520, 4241900, 5220800, 6787040, 8483800, 13574080, 16967600, 33935200, 67870400]

約数ペア:

[(1, 67870400), (2, 33935200), (4, 16967600), (5, 13574080), (8, 8483800), (10, 6787040), (13, 5220800), (16, 4241900), (20, 3393520), (25, 2714816), (26, 2610400), (32, 2120950), (40, 1696760), (50, 1357408), (52, 1305200), (64, 1060475), (65, 1044160), (80, 848380), (100, 678704), (104, 652600), (130, 522080), (160, 424190), (169, 401600), (200, 339352), (208, 326300), (251, 270400), (260, 261040), (320, 212095), (325, 208832), (338, 200800), (400, 169676), (416, 163150), (502, 135200), (520, 130520), (650, 104416), (676, 100400), (800, 84838), (832, 81575), (845, 80320), (1004, 67600), (1040, 65260), (1255, 54080), (1300, 52208), (1352, 50200), (1600, 42419), (1690, 40160), (2008, 33800), (2080, 32630), (2510, 27040), (2600, 26104), (2704, 25100), (3263, 20800), (3380, 20080), (4016, 16900), (4160, 16315), (4225, 16064), (5020, 13520), (5200, 13052), (5408, 12550), (6275, 10816), (6526, 10400), (6760, 10040), (8032, 8450)]